diff --git a/components/datetime/src/neo.rs b/components/datetime/src/neo.rs
index 2adbed8ae80..c914fb33ef2 100644
--- a/components/datetime/src/neo.rs
+++ b/components/datetime/src/neo.rs
@@ -12,8 +12,6 @@ use crate::input::ExtractedInput;
 use crate::neo_pattern::DateTimePattern;
 use crate::neo_skeleton::{NeoComponents, NeoSkeletonLength};
 use crate::options::preferences::HourCycle;
-use crate::provider::neo::*;
-use crate::provider::ErasedPackedPatterns;
 use crate::raw::neo::*;
 use crate::scaffold::*;
 use crate::scaffold::{
@@ -25,12 +23,7 @@ use crate::MismatchedCalendarError;
 use core::fmt;
 use core::marker::PhantomData;
 use icu_calendar::any_calendar::IntoAnyCalendar;
-use icu_calendar::provider::{
-    ChineseCacheV1Marker, DangiCacheV1Marker, IslamicObservationalCacheV1Marker,
-    IslamicUmmAlQuraCacheV1Marker, JapaneseErasV1Marker, JapaneseExtendedErasV1Marker,
-};
 use icu_calendar::AnyCalendar;
-use icu_decimal::provider::DecimalSymbolsV1Marker;
 use icu_provider::prelude::*;
 use icu_timezone::scaffold::IntoOption;
 use writeable::TryWriteable;
@@ -206,22 +199,7 @@ where
     #[cfg(feature = "compiled_data")]
     pub fn try_new(locale: &DataLocale, field_set: FSet) -> Result<Self, LoadError>
     where
-        crate::provider::Baked: Sized
-            // Date formatting markers
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>,
+        crate::provider::Baked: AllFixedCalendarFormattingDataMarkers<C, FSet>,
     {
         Self::try_new_internal(
             &crate::provider::Baked,
@@ -249,23 +227,8 @@ where
     ) -> Result<Self, LoadError>
     where
         P: ?Sized
-            // Date formatting markers
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>
-            // FixedDecimalFormatter markers
-            + DataProvider<DecimalSymbolsV1Marker>,
+            + AllFixedCalendarFormattingDataMarkers<C, FSet>
+            + AllFixedCalendarExternalDataMarkers,
     {
         Self::try_new_internal(
             provider,
@@ -394,22 +357,7 @@ where
     #[cfg(feature = "compiled_data")]
     pub fn try_new_with_skeleton(locale: &DataLocale, skeleton: FSet) -> Result<Self, LoadError>
     where
-        crate::provider::Baked: Sized
-            // Date formatting markers
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>,
+        crate::provider::Baked: AllFixedCalendarFormattingDataMarkers<C, FSet>,
     {
         Self::try_new_internal(
             &crate::provider::Baked,
@@ -437,23 +385,8 @@ where
     ) -> Result<Self, LoadError>
     where
         P: ?Sized
-            // Date formatting markers
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>
-            // FixedDecimalFormatter markers
-            + DataProvider<DecimalSymbolsV1Marker>,
+            + AllFixedCalendarFormattingDataMarkers<C, FSet>
+            + AllFixedCalendarExternalDataMarkers,
     {
         Self::try_new_internal(
             provider,
@@ -479,22 +412,7 @@ where
         components: NeoComponents,
     ) -> Result<Self, LoadError>
     where
-        P: ?Sized
-            // Date formatting markers
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>,
+        P: ?Sized + AllFixedCalendarFormattingDataMarkers<C, FSet>,
         L: FixedDecimalFormatterLoader,
     {
         // TODO: Remove this when NeoOptions is gone
@@ -676,70 +594,7 @@ where
     #[cfg(feature = "compiled_data")]
     pub fn try_new(locale: &DataLocale, field_set: FSet) -> Result<Self, LoadError>
     where
-        crate::provider::Baked: Sized
-    // Date formatting markers
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
-            + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>,
+        crate::provider::Baked: AllAnyCalendarFormattingDataMarkers<FSet>,
     {
         Self::try_new_internal(
             &crate::provider::Baked,
@@ -766,79 +621,7 @@ where
         field_set: FSet,
     ) -> Result<Self, LoadError>
     where
-        P: ?Sized
-    // Date formatting markers
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
-            + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>
-    // AnyCalendar constructor markers
-            + DataProvider<ChineseCacheV1Marker>
-            + DataProvider<DangiCacheV1Marker>
-            + DataProvider<IslamicObservationalCacheV1Marker>
-            + DataProvider<IslamicUmmAlQuraCacheV1Marker>
-            + DataProvider<JapaneseErasV1Marker>
-            + DataProvider<JapaneseExtendedErasV1Marker>
-    // FixedDecimalFormatter markers
-            + DataProvider<DecimalSymbolsV1Marker>
+        P: ?Sized + AllAnyCalendarFormattingDataMarkers<FSet> + AllAnyCalendarExternalDataMarkers,
     {
         Self::try_new_internal(
             provider,
@@ -963,70 +746,7 @@ where
     #[cfg(feature = "compiled_data")]
     pub fn try_new_with_skeleton(locale: &DataLocale, skeleton: FSet) -> Result<Self, LoadError>
     where
-    crate::provider::Baked: Sized
-    // Date formatting markers
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
-            + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>
+        crate::provider::Baked: AllAnyCalendarFormattingDataMarkers<FSet>,
     {
         Self::try_new_internal(
             &crate::provider::Baked,
@@ -1053,79 +773,7 @@ where
         skeleton: FSet,
     ) -> Result<Self, LoadError>
     where
-        P: ?Sized
-    // Date formatting markers
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
-            + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>
-    // AnyCalendar constructor markers
-            + DataProvider<ChineseCacheV1Marker>
-            + DataProvider<DangiCacheV1Marker>
-            + DataProvider<IslamicObservationalCacheV1Marker>
-            + DataProvider<IslamicUmmAlQuraCacheV1Marker>
-            + DataProvider<JapaneseErasV1Marker>
-            + DataProvider<JapaneseExtendedErasV1Marker>
-    // FixedDecimalFormatter markers
-            + DataProvider<DecimalSymbolsV1Marker>
+        P: ?Sized + AllAnyCalendarFormattingDataMarkers<FSet> + AllAnyCalendarExternalDataMarkers,
     {
         Self::try_new_internal(
             provider,
@@ -1151,70 +799,7 @@ where
         components: NeoComponents,
     ) -> Result<Self, LoadError>
     where
-        P: ?Sized
-    // Date formatting markers
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
-            + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
-            + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
-            + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
-            + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
-            + DataProvider<FSet::GluePatternV1Marker>,
+        P: ?Sized + AllAnyCalendarFormattingDataMarkers<FSet>,
         L: FixedDecimalFormatterLoader + AnyCalendarLoader,
     {
         // TODO: Remove this when NeoOptions is gone
diff --git a/components/datetime/src/scaffold/fieldset_traits.rs b/components/datetime/src/scaffold/fieldset_traits.rs
index 38c276dff29..d8ab610c99e 100644
--- a/components/datetime/src/scaffold/fieldset_traits.rs
+++ b/components/datetime/src/scaffold/fieldset_traits.rs
@@ -9,11 +9,16 @@ use crate::{
     scaffold::*,
 };
 use icu_calendar::{
+    provider::{
+        ChineseCacheV1Marker, DangiCacheV1Marker, IslamicObservationalCacheV1Marker,
+        IslamicUmmAlQuraCacheV1Marker, JapaneseErasV1Marker, JapaneseExtendedErasV1Marker,
+    },
     types::{
         DayOfMonth, IsoHour, IsoMinute, IsoSecond, IsoWeekday, MonthInfo, NanoSecond, YearInfo,
     },
     AnyCalendarKind, Date, Iso, Time,
 };
+use icu_decimal::provider::DecimalSymbolsV1Marker;
 use icu_provider::{marker::NeverMarker, prelude::*};
 use icu_timezone::scaffold::IntoOption;
 use icu_timezone::{TimeZoneBcp47Id, UtcOffset, ZoneVariant};
@@ -203,6 +208,233 @@ where
 {
 }
 
+/// Trait to consolidate data provider markers defined by this crate
+/// for datetime formatting with a fixed calendar.
+pub trait AllFixedCalendarFormattingDataMarkers<C: CldrCalendar, FSet: DateTimeMarkers>:
+    DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
+    + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
+    + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
+    + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
+    + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
+    + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
+    + DataProvider<FSet::GluePatternV1Marker>
+where
+    FSet::D: TypedDateDataMarkers<C>,
+    FSet::T: TimeMarkers,
+    FSet::Z: ZoneMarkers,
+{
+}
+
+impl<T, C, FSet> AllFixedCalendarFormattingDataMarkers<C, FSet> for T
+where
+    C: CldrCalendar,
+    FSet: DateTimeMarkers,
+    FSet::D: TypedDateDataMarkers<C>,
+    FSet::T: TimeMarkers,
+    FSet::Z: ZoneMarkers,
+    T: ?Sized
+        + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::YearNamesV1Marker>
+        + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::MonthNamesV1Marker>
+        + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::DateSkeletonPatternsV1Marker>
+        + DataProvider<<FSet::D as TypedDateDataMarkers<C>>::WeekdayNamesV1Marker>
+        + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
+        + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
+        + DataProvider<FSet::GluePatternV1Marker>,
+{
+}
+
+/// Trait to consolidate data provider markers defined by this crate
+/// for datetime formatting with any calendar.
+pub trait AllAnyCalendarFormattingDataMarkers<FSet: DateTimeMarkers>:
+    DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
+    + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
+    + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
+    + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
+    + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
+    + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
+    + DataProvider<FSet::GluePatternV1Marker>
+where
+    FSet::D: DateDataMarkers,
+    FSet::T: TimeMarkers,
+    FSet::Z: ZoneMarkers,
+{
+}
+
+impl<T, FSet> AllAnyCalendarFormattingDataMarkers<FSet> for T
+where
+    FSet: DateTimeMarkers,
+    FSet::D: DateDataMarkers,
+    FSet::T: TimeMarkers,
+    FSet::Z: ZoneMarkers,
+    T: ?Sized
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Buddhist>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Chinese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Coptic>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Dangi>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Ethiopian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::EthiopianAmeteAlem>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Gregorian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Hebrew>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Indian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicCivil>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicObservational>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicTabular>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::IslamicUmmAlQura>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Japanese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::JapaneseExtended>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Persian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Year as CalMarkers<YearNamesV1Marker>>::Roc>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Buddhist>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Chinese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Coptic>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Dangi>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Ethiopian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::EthiopianAmeteAlem>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Gregorian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Hebrew>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Indian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicCivil>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicObservational>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicTabular>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::IslamicUmmAlQura>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Japanese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::JapaneseExtended>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Persian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Month as CalMarkers<MonthNamesV1Marker>>::Roc>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Buddhist>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Chinese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Coptic>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Dangi>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Ethiopian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::EthiopianAmeteAlem>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Gregorian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Hebrew>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Indian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicCivil>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicObservational>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicTabular>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::IslamicUmmAlQura>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Japanese>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::JapaneseExtended>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Persian>
+        + DataProvider<<<FSet::D as DateDataMarkers>::Skel as CalMarkers<ErasedPackedPatterns>>::Roc>
+        + DataProvider<<FSet::D as DateDataMarkers>::WeekdayNamesV1Marker>
+        + DataProvider<<FSet::T as TimeMarkers>::DayPeriodNamesV1Marker>
+        + DataProvider<<FSet::T as TimeMarkers>::TimeSkeletonPatternsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::EssentialsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::LocationsV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::GenericLongV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::GenericShortV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::SpecificLongV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::SpecificShortV1Marker>
+        + DataProvider<<FSet::Z as ZoneMarkers>::MetazonePeriodV1Marker>
+        + DataProvider<FSet::GluePatternV1Marker>
+{
+}
+
+/// Trait to consolidate data provider markers external to this crate
+/// for datetime formatting with a fixed calendar.
+pub trait AllFixedCalendarExternalDataMarkers: DataProvider<DecimalSymbolsV1Marker> {}
+
+impl<T> AllFixedCalendarExternalDataMarkers for T where
+    T: ?Sized + DataProvider<DecimalSymbolsV1Marker>
+{
+}
+
+/// Trait to consolidate data provider markers external to this crate
+/// for datetime formatting with any calendar.
+pub trait AllAnyCalendarExternalDataMarkers:
+    DataProvider<ChineseCacheV1Marker>
+    + DataProvider<DangiCacheV1Marker>
+    + DataProvider<IslamicObservationalCacheV1Marker>
+    + DataProvider<IslamicUmmAlQuraCacheV1Marker>
+    + DataProvider<JapaneseErasV1Marker>
+    + DataProvider<JapaneseExtendedErasV1Marker>
+    + DataProvider<DecimalSymbolsV1Marker>
+{
+}
+
+impl<T> AllAnyCalendarExternalDataMarkers for T where
+    T: ?Sized
+        + DataProvider<ChineseCacheV1Marker>
+        + DataProvider<DangiCacheV1Marker>
+        + DataProvider<IslamicObservationalCacheV1Marker>
+        + DataProvider<IslamicUmmAlQuraCacheV1Marker>
+        + DataProvider<JapaneseErasV1Marker>
+        + DataProvider<JapaneseExtendedErasV1Marker>
+        + DataProvider<DecimalSymbolsV1Marker>
+{
+}
+
 /// A struct implementing traits for never loading data.
 #[derive(Debug)]
 #[allow(clippy::exhaustive_enums)] // empty marker enum
diff --git a/components/datetime/src/scaffold/mod.rs b/components/datetime/src/scaffold/mod.rs
index 159f257aa8d..bd4ba24aa8a 100644
--- a/components/datetime/src/scaffold/mod.rs
+++ b/components/datetime/src/scaffold/mod.rs
@@ -21,6 +21,10 @@ pub use calendar::IsInCalendar;
 pub use calendar::NoDataCalMarkers;
 
 pub(crate) use fieldset_traits::datetime_marker_helper;
+pub use fieldset_traits::AllAnyCalendarExternalDataMarkers;
+pub use fieldset_traits::AllAnyCalendarFormattingDataMarkers;
+pub use fieldset_traits::AllFixedCalendarExternalDataMarkers;
+pub use fieldset_traits::AllFixedCalendarFormattingDataMarkers;
 pub use fieldset_traits::AllInputMarkers;
 pub use fieldset_traits::DateDataMarkers;
 pub use fieldset_traits::DateInputMarkers;