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 5.7% 2.5%	93% ( 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 5.7% 2.6%	93% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.4%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.0%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.1 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	39.1 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.96 days	99%
May 2025	Gestation (Days between conception and birth)	-3.95 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.56	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.62%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.58%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	93% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.6%	93% 96%
Sep 2025	Birth Size	14.4%	93%
May 2025	Birth Size	15.0%	93%
Sep 2025	Birth Weight	39.1 kg	89%
May 2025	Birth Weight	39.1 kg	92%
Sep 2025	Gest	-3.96 days	99%
May 2025	Gest	-3.95 days	99%
Sep 2025	Mort	-0.56	99%
May 2025	Mort	-0.60	99%
Sep 2025	Maternal Calving Difficulty	4.62%	91%
May 2025	Maternal Calving Difficulty	4.58%	91%

1,007 total progeny records from 209 dairy contemporary groups

( 23,908 herdmate records from 209 dairy contemporary groups)

175 progeny ( 1,438 herdmates) born to heifers
277 progeny ( 6,271 herdmates) born to 2nd parity dam
555 progeny ( 16,199 herdmates) born to ≥3rd parity dam
47.8% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.8%, FR: 19.3%, JE: 16.9%, NR: 0.7%, OTHER: 0.9%	HO: 58.9%, FR: 20.1%, JE: 17.0%, NR: 1.2%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.4% 2.4%	6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1102 Days 1991 Days	738 Days 1104 Days 2120 Days

66 total progeny records from 15 contemporary groups

( 1,395 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.3%, FR: 17.2%, JE: 16.1%, NR: 0.7%, OTHER: 0.4%	HO: 57.9%, FR: 19.7%, JE: 19.2%, NR: 0.5%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 16.9% 18.4%	17.2% 18% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	38kg 39.8kg 39.7kg	39.4kg 39.2kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	721 Days 1100 Days 2103 Days	731 Days 1102 Days 2105 Days

41 total progeny records from 9 contemporary groups

( 2,709 herdmate records from 9 contemporary groups)