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 5.9% 2.1%	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% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.2%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.18 days	99%
May 2025	Gestation (Days between conception and birth)	-3.20 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.32	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.48%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.45%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.1%	99% 99%
Sep 2025	Birth Size	15.2%	93%
May 2025	Birth Size	15.1%	93%
Sep 2025	Birth Weight	40.7 kg	94%
May 2025	Birth Weight	40.9 kg	94%
Sep 2025	Gest	-3.18 days	99%
May 2025	Gest	-3.20 days	99%
Sep 2025	Mort	0.38	99%
May 2025	Mort	0.32	99%
Sep 2025	Maternal Calving Difficulty	4.48%	98%
May 2025	Maternal Calving Difficulty	4.45%	98%

3,687 total progeny records from 587 dairy contemporary groups

( 29,866 herdmate records from 579 dairy contemporary groups)

1,615 progeny ( 6,025 herdmates) born to heifers
666 progeny ( 7,558 herdmates) born to 2nd parity dam
1,406 progeny ( 16,283 herdmates) born to ≥3rd parity dam
51.5% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.8%, FR: 16.4%, JE: 15.7%, NR: 2.4%, OTHER: 3.5%	HO: 59.0%, FR: 17.8%, JE: 15.3%, NR: 1.8%, OTHER: 2.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.7%	6.1% 2.5% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1119 Days 2127 Days	742 Days 1127 Days 2120 Days

12 total progeny records from 5 contemporary groups

( 187 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.6%, FR: 19.9%, JE: 5.0%, NR: 1.8%, OTHER: 1.6%	HO: 60.9%, FR: 20.5%, JE: 11.8%, NR: 1.4%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.5% 18.4% 22.4%	21.2% 19.7% 21.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 41.2kg 41.1kg	40kg 40.2kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1144 Days 1935 Days	746 Days 1126 Days 2090 Days

47 total progeny records from 8 contemporary groups

( 645 herdmate records from 8 contemporary groups)