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 5.1% 2.2%	96% ( 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 5.1% 2.2%	96% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.7%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.9%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	88%
Sep 2025	Gestation (Days between conception and birth)	-4.49 days	99%
May 2025	Gestation (Days between conception and birth)	-4.51 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.51	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.54	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.43%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.47%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.2%	96% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.2%	96% 96%
Sep 2025	Birth Size	13.7%	94%
May 2025	Birth Size	13.9%	94%
Sep 2025	Birth Weight	40.4 kg	89%
May 2025	Birth Weight	40.5 kg	88%
Sep 2025	Gest	-4.49 days	99%
May 2025	Gest	-4.51 days	99%
Sep 2025	Mort	-0.51	99%
May 2025	Mort	-0.54	99%
Sep 2025	Maternal Calving Difficulty	5.43%	92%
May 2025	Maternal Calving Difficulty	5.47%	92%

637 total progeny records from 228 dairy contemporary groups

( 12,049 herdmate records from 228 dairy contemporary groups)

209 progeny ( 1,387 herdmates) born to heifers
145 progeny ( 2,900 herdmates) born to 2nd parity dam
283 progeny ( 7,762 herdmates) born to ≥3rd parity dam
53.8% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.4%, FR: 21.7%, JE: 2.9%, NR: 0.7%, OTHER: 1.2%	HO: 71.1%, FR: 20.7%, JE: 4.4%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	753 Days 1115 Days 2122 Days	746 Days 1124 Days 2137 Days

63 total progeny records from 15 contemporary groups

( 1,273 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.6%, FR: 25.4%, JE: 1.0%, NR: 0.9%, OTHER: 1.7%	HO: 68.1%, FR: 21.8%, JE: 5.1%, NR: 1.3%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.5% 19.1% 20.3%	17.3% 18.3% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 41.1kg 41.3kg	40.5kg 40.3kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1118 Days 2264 Days	757 Days 1130 Days 2145 Days

15 total progeny records from 6 contemporary groups

( 695 herdmate records from 6 contemporary groups)