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 7.3% 2.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.4% 2.8%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.0%	99%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	99%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	41.9 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-3.14 days	99%
May 2025	Gestation (Days between conception and birth)	-3.21 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.97%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.93%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.8%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.4% 2.8%	99% 99%
Sep 2025	Birth Size	22.0%	99%
May 2025	Birth Size	22.1%	99%
Sep 2025	Birth Weight	41.8 kg	99%
May 2025	Birth Weight	41.9 kg	99%
Sep 2025	Gest	-3.14 days	99%
May 2025	Gest	-3.21 days	99%
Sep 2025	Mort	-0.39	99%
May 2025	Mort	-0.44	99%
Sep 2025	Maternal Calving Difficulty	4.97%	99%
May 2025	Maternal Calving Difficulty	4.93%	99%

20,272 total progeny records from 3,320 dairy contemporary groups

( 179,175 herdmate records from 3,289 dairy contemporary groups)

835 progeny ( 6,857 herdmates) born to heifers
4,955 progeny ( 45,996 herdmates) born to 2nd parity dam
14,482 progeny ( 126,322 herdmates) born to ≥3rd parity dam
51.6% progeny (51.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.1%, FR: 28.6%, JE: 2.4%, NR: 0.7%, OTHER: 1.7%	HO: 66.8%, FR: 25.4%, JE: 2.7%, NR: 0.8%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.6% 2.7%	6.6% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	784 Days 1129 Days 2180 Days	755 Days 1128 Days 2167 Days

1,042 total progeny records from 205 contemporary groups

( 11,714 herdmate records from 205 contemporary groups)

61 progeny ( 2,760 herdmates) born to heifers
263 progeny ( 2,496 herdmates) born to 2nd parity dam
718 progeny ( 6,458 herdmates) born to ≥3rd parity dam
51.4% progeny (49.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.5%, FR: 28.0%, JE: 2.0%, NR: 1.5%, OTHER: 1.5%	HO: 67.8%, FR: 24.6%, JE: 2.3%, NR: 1.1%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.9% 19.2% 19.8%	19.6% 19.6% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 41.1kg 41.2kg	40.9kg 41kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1129 Days 2190 Days	752 Days 1132 Days 2193 Days

539 total progeny records from 89 contemporary groups

( 6,500 herdmate records from 89 contemporary groups)

11 progeny ( 1,397 herdmates) born to heifers
143 progeny ( 1,413 herdmates) born to 2nd parity dam
385 progeny ( 3,690 herdmates) born to ≥3rd parity dam
49.2% progeny (48.1% herdmates) were males
Dam Info