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 7.4% 2.8%	88% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 2.7%	88% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.8%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.4%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-4.39 days	99%
May 2025	Gestation (Days between conception and birth)	-4.38 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.72	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.70	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.28%	83%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.20%	83%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 2.8%	88% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.4% 2.7%	88% 95%
Sep 2025	Birth Size	18.8%	91%
May 2025	Birth Size	18.4%	91%
Sep 2025	Birth Weight	39.8 kg	91%
May 2025	Birth Weight	39.9 kg	91%
Sep 2025	Gest	-4.39 days	99%
May 2025	Gest	-4.38 days	99%
Sep 2025	Mort	0.72	99%
May 2025	Mort	0.70	99%
Sep 2025	Maternal Calving Difficulty	5.28%	83%
May 2025	Maternal Calving Difficulty	5.20%	83%

751 total progeny records from 127 dairy contemporary groups

( 19,920 herdmate records from 127 dairy contemporary groups)

107 progeny ( 1,358 herdmates) born to heifers
235 progeny ( 4,867 herdmates) born to 2nd parity dam
409 progeny ( 13,695 herdmates) born to ≥3rd parity dam
49.8% progeny (47.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.9%, FR: 20.1%, JE: 15.0%, NR: 0.5%, OTHER: 0.6%	HO: 60.5%, FR: 20.1%, JE: 16.9%, NR: 0.6%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.4% 2.4%	5.9% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1099 Days 1982 Days	736 Days 1107 Days 2155 Days

52 total progeny records from 5 contemporary groups

( 809 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.1%, FR: 20.3%, JE: 17.1%, NR: 0.3%, OTHER: 1.2%	HO: 62.2%, FR: 20.2%, JE: 15.0%, NR: 0.6%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.7% 17% 15.6%	17.8% 17.1% 18%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.4kg 39.9kg 39.5kg	40kg 39.8kg 39.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1095 Days 1918 Days	732 Days 1105 Days 2058 Days

59 total progeny records from 8 contemporary groups

( 1,325 herdmate records from 8 contemporary groups)