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 5.1% 2.1%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.1%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.9%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.5%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-5.55 days	99%
May 2025	Gestation (Days between conception and birth)	-5.55 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.56	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.62	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.89%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.83%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.1%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.1%	98% 98%
Sep 2025	Birth Size	12.9%	94%
May 2025	Birth Size	12.5%	94%
Sep 2025	Birth Weight	40.1 kg	90%
May 2025	Birth Weight	40.1 kg	90%
Sep 2025	Gest	-5.55 days	99%
May 2025	Gest	-5.55 days	99%
Sep 2025	Mort	-0.56	99%
May 2025	Mort	-0.62	99%
Sep 2025	Maternal Calving Difficulty	5.89%	98%
May 2025	Maternal Calving Difficulty	5.83%	98%

1,659 total progeny records from 579 dairy contemporary groups

( 16,931 herdmate records from 565 dairy contemporary groups)

493 progeny ( 1,851 herdmates) born to heifers
359 progeny ( 4,055 herdmates) born to 2nd parity dam
807 progeny ( 11,025 herdmates) born to ≥3rd parity dam
50% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 44.1%, FR: 48.0%, JE: 0.2%, NR: 0.3%, OTHER: 1.8%	HO: 42.7%, FR: 49.0%, JE: 0.7%, NR: 0.2%, OTHER: 2.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 2.9% 3.1%	7.2% 2.9% 3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	811 Days 1184 Days 2311 Days	785 Days 1163 Days 2270 Days

43 total progeny records from 11 contemporary groups

( 330 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 37.4%, FR: 52.4%, JE: 0.4%, NR: 0.4%, OTHER: 1.5%	HO: 47.7%, FR: 39.4%, JE: 1.1%, NR: 0.5%, OTHER: 4.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.1% 18.2% 20.1%	19.6% 20.3% 21.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 42.2kg 42.4kg	41.2kg 41.2kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1104 Days 2034 Days	755 Days 1121 Days 2361 Days

18 total progeny records from 8 contemporary groups

( 431 herdmate records from 8 contemporary groups)