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	Moderate 7.1% 2.6%	86% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.6%	86% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.8%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-5.38 days	98%
May 2025	Gestation (Days between conception and birth)	-5.40 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.28	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.76%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	89%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.6%	86% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.1% 2.6%	86% 96%
Sep 2025	Birth Size	22.5%	91%
May 2025	Birth Size	22.8%	91%
Sep 2025	Birth Weight	40.8 kg	90%
May 2025	Birth Weight	40.8 kg	90%
Sep 2025	Gest	-5.38 days	98%
May 2025	Gest	-5.40 days	98%
Sep 2025	Mort	-0.27	98%
May 2025	Mort	-0.28	98%
Sep 2025	Maternal Calving Difficulty	4.76%	89%
May 2025	Maternal Calving Difficulty	4.69%	89%

514 total progeny records from 155 dairy contemporary groups

( 14,910 herdmate records from 155 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.5%, FR: 23.1%, JE: 6.5%, NR: 0.7%, OTHER: 1.6%	HO: 67.8%, FR: 22.0%, JE: 6.5%, NR: 0.5%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.5% 2.5%	6.6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	757 Days 1117 Days 2083 Days	743 Days 1112 Days 2127 Days

43 total progeny records from 14 contemporary groups

( 1,334 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.9%, FR: 27.1%, JE: 7.4%, NR: 0.4%, OTHER: 1.2%	HO: 67.2%, FR: 23.1%, JE: 6.0%, NR: 0.6%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.7% 18.8% 18.4%	18.4% 18.7% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.4kg 40.5kg	0kg 40.6kg 40.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	675 Days 1118 Days 1944 Days	740 Days 1120 Days 2121 Days

25 total progeny records from 12 contemporary groups

( 1,452 herdmate records from 12 contemporary groups)