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 6.9% 2.7%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.3%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.2%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-3.47 days	99%
May 2025	Gestation (Days between conception and birth)	-3.46 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.18	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.10	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.50%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.43%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	95% 96%
Sep 2025	Birth Size	22.3%	92%
May 2025	Birth Size	22.2%	91%
Sep 2025	Birth Weight	41.0 kg	88%
May 2025	Birth Weight	41.0 kg	88%
Sep 2025	Gest	-3.47 days	99%
May 2025	Gest	-3.46 days	99%
Sep 2025	Mort	0.18	99%
May 2025	Mort	0.10	99%
Sep 2025	Maternal Calving Difficulty	4.50%	93%
May 2025	Maternal Calving Difficulty	4.43%	93%

1,076 total progeny records from 440 dairy contemporary groups

( 15,915 herdmate records from 433 dairy contemporary groups)

242 progeny ( 1,576 herdmates) born to heifers
265 progeny ( 3,996 herdmates) born to 2nd parity dam
569 progeny ( 10,343 herdmates) born to ≥3rd parity dam
34% progeny (47.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.3%, FR: 8.8%, JE: 1.0%, NR: 0.8%, OTHER: 3.3%	HO: 80.5%, FR: 13.7%, JE: 0.9%, NR: 0.4%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.9% 2.9%	6.8% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	786 Days 1192 Days 2182 Days	781 Days 1167 Days 2186 Days

47 total progeny records from 21 contemporary groups

( 1,195 herdmate records from 21 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.0%, FR: 9.5%, JE: 2.8%, NR: 2.1%, OTHER: 2.1%	HO: 79.5%, FR: 14.2%, JE: 1.8%, NR: 0.3%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.6% 21.5% 18.7%	19% 20.1% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 41.6kg 41.8kg	41.5kg 41.4kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	794 Days 1166 Days 2024 Days	820 Days 1189 Days 2221 Days

20 total progeny records from 10 contemporary groups

( 453 herdmate records from 10 contemporary groups)