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 6.0% 2.7%	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 5.9% 2.7%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.5%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.7%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.27 days	99%
May 2025	Gestation (Days between conception and birth)	-4.28 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.30	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.65%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.52%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.7%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.7%	98% 99%
Sep 2025	Birth Size	20.5%	97%
May 2025	Birth Size	20.7%	97%
Sep 2025	Birth Weight	40.4 kg	97%
May 2025	Birth Weight	40.5 kg	97%
Sep 2025	Gest	-4.27 days	99%
May 2025	Gest	-4.28 days	99%
Sep 2025	Mort	-0.30	99%
May 2025	Mort	-0.25	99%
Sep 2025	Maternal Calving Difficulty	3.65%	94%
May 2025	Maternal Calving Difficulty	3.52%	93%

6,187 total progeny records from 1,339 dairy contemporary groups

( 111,659 herdmate records from 1,333 dairy contemporary groups)

1,508 progeny ( 11,784 herdmates) born to heifers
1,542 progeny ( 24,749 herdmates) born to 2nd parity dam
3,137 progeny ( 75,126 herdmates) born to ≥3rd parity dam
35.9% progeny (47.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.8%, FR: 21.1%, JE: 9.2%, NR: 0.7%, OTHER: 0.8%	HO: 65.0%, FR: 21.0%, JE: 10.5%, NR: 0.9%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1103 Days 2073 Days	738 Days 1111 Days 2175 Days

322 total progeny records from 78 contemporary groups

( 5,636 herdmate records from 78 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.3%, FR: 22.0%, JE: 8.4%, NR: 0.9%, OTHER: 1.0%	HO: 65.6%, FR: 21.5%, JE: 9.8%, NR: 0.8%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.3% 18% 18.5%	18.1% 18.2% 18.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 40.3kg 40.5kg	40.1kg 40.2kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1101 Days 2100 Days	741 Days 1112 Days 2154 Days

263 total progeny records from 48 contemporary groups

( 6,466 herdmate records from 48 contemporary groups)

82 progeny ( 1,361 herdmates) born to heifers
75 progeny ( 1,313 herdmates) born to 2nd parity dam
106 progeny ( 3,792 herdmates) born to ≥3rd parity dam
31.2% progeny (44.7% herdmates) were males
Dam Info