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% 2.7%	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 7.4% 2.7%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.0%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.9%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-5.37 days	99%
May 2025	Gestation (Days between conception and birth)	-5.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.03	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.06	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.69%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.64%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.7%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.4% 2.7%	98% 99%
Sep 2025	Birth Size	22.0%	98%
May 2025	Birth Size	21.9%	98%
Sep 2025	Birth Weight	40.7 kg	98%
May 2025	Birth Weight	40.8 kg	98%
Sep 2025	Gest	-5.37 days	99%
May 2025	Gest	-5.41 days	99%
Sep 2025	Mort	-0.03	99%
May 2025	Mort	-0.06	99%
Sep 2025	Maternal Calving Difficulty	5.69%	99%
May 2025	Maternal Calving Difficulty	5.64%	99%

10,907 total progeny records from 1,870 dairy contemporary groups

( 152,461 herdmate records from 1,861 dairy contemporary groups)

376 progeny ( 4,959 herdmates) born to heifers
2,939 progeny ( 37,657 herdmates) born to 2nd parity dam
7,592 progeny ( 109,845 herdmates) born to ≥3rd parity dam
52.2% progeny (51.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.5%, FR: 21.0%, JE: 9.2%, NR: 1.0%, OTHER: 1.5%	HO: 64.8%, FR: 21.6%, JE: 8.7%, NR: 1.1%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.5%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	762 Days 1109 Days 2090 Days	740 Days 1115 Days 2167 Days

582 total progeny records from 142 contemporary groups

( 8,984 herdmate records from 142 contemporary groups)

28 progeny ( 1,850 herdmates) born to heifers
159 progeny ( 1,861 herdmates) born to 2nd parity dam
395 progeny ( 5,273 herdmates) born to ≥3rd parity dam
51% progeny (48.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.9%, FR: 20.9%, JE: 8.3%, NR: 0.9%, OTHER: 1.4%	HO: 65.8%, FR: 21.4%, JE: 8.4%, NR: 0.9%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.9% 18.2% 18.6%	18.3% 18.6% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 40kg 40.4kg	40.4kg 40.1kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1105 Days 2059 Days	742 Days 1114 Days 2180 Days

293 total progeny records from 58 contemporary groups

( 5,940 herdmate records from 58 contemporary groups)

2 progeny ( 1,077 herdmates) born to heifers
101 progeny ( 1,336 herdmates) born to 2nd parity dam
190 progeny ( 3,527 herdmates) born to ≥3rd parity dam
46.8% progeny (47.1% herdmates) were males
Dam Info