Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 1.8%	98% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 1.8%	98% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.8%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-3.08 days	99%
May 2025	Gestation (Days between conception and birth)	-3.10 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-1.16	99%
May 2025	Mortality (Calves dead at or soon after birth)	-1.18	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.53%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.47%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 1.8%	98% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 1.8%	98% 97%
Sep 2025	Birth Size	17.0%	96%
May 2025	Birth Size	16.8%	96%
Sep 2025	Birth Weight	40.4 kg	89%
May 2025	Birth Weight	40.5 kg	88%
Sep 2025	Gest	-3.08 days	99%
May 2025	Gest	-3.10 days	99%
Sep 2025	Mort	-1.16	99%
May 2025	Mort	-1.18	99%
Sep 2025	Maternal Calving Difficulty	5.53%	95%
May 2025	Maternal Calving Difficulty	5.47%	95%

1,768 total progeny records from 466 dairy contemporary groups

( 14,048 herdmate records from 446 dairy contemporary groups)

934 progeny ( 2,222 herdmates) born to heifers
294 progeny ( 2,783 herdmates) born to 2nd parity dam
540 progeny ( 9,043 herdmates) born to ≥3rd parity dam
51% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 37.1%, FR: 58.0%, JE: 0.3%, NR: 0.5%, OTHER: 1.9%	HO: 37.7%, FR: 56.9%, JE: 0.5%, NR: 0.6%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.7% 2.7%	6.9% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	764 Days 1162 Days 2238 Days	768 Days 1137 Days 2293 Days

117 total progeny records from 31 contemporary groups

( 2,692 herdmate records from 31 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.9%, FR: 51.6%, JE: 0.9%, NR: 0.7%, OTHER: 0.5%	HO: 45.9%, FR: 48.7%, JE: 0.6%, NR: 0.2%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.9% 20.5% 20.2%	20.4% 20.2% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 40.7kg 41.1kg	41kg 41.2kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	749 Days 1131 Days 2126 Days	746 Days 1120 Days 2254 Days

41 total progeny records from 10 contemporary groups

( 372 herdmate records from 10 contemporary groups)