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 6.9% 2.5%	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 6.9% 2.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.3%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.51 days	99%
May 2025	Gestation (Days between conception and birth)	-2.54 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.37	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.51%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.46%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.5%	99% 99%
Sep 2025	Birth Size	20.3%	98%
May 2025	Birth Size	20.3%	98%
Sep 2025	Birth Weight	40.9 kg	99%
May 2025	Birth Weight	40.9 kg	99%
Sep 2025	Gest	-2.51 days	99%
May 2025	Gest	-2.54 days	99%
Sep 2025	Mort	-0.37	99%
May 2025	Mort	-0.39	99%
Sep 2025	Maternal Calving Difficulty	4.51%	99%
May 2025	Maternal Calving Difficulty	4.46%	99%

10,250 total progeny records from 1,698 dairy contemporary groups

( 119,236 herdmate records from 1,692 dairy contemporary groups)

575 progeny ( 5,102 herdmates) born to heifers
2,611 progeny ( 29,298 herdmates) born to 2nd parity dam
7,064 progeny ( 84,836 herdmates) born to ≥3rd parity dam
52.6% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.8%, FR: 26.7%, JE: 3.5%, NR: 0.8%, OTHER: 1.4%	HO: 66.1%, FR: 25.5%, JE: 4.4%, NR: 0.7%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1111 Days 2149 Days	740 Days 1117 Days 2177 Days

579 total progeny records from 116 contemporary groups

( 8,785 herdmate records from 115 contemporary groups)

21 progeny ( 1,994 herdmates) born to heifers
158 progeny ( 1,759 herdmates) born to 2nd parity dam
400 progeny ( 5,032 herdmates) born to ≥3rd parity dam
56% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.3%, FR: 24.6%, JE: 2.9%, NR: 0.8%, OTHER: 1.5%	HO: 68.1%, FR: 23.8%, JE: 3.5%, NR: 0.7%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.7% 19.3% 19.7%	19.4% 19.6% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 40.5kg 40.8kg	40.6kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1103 Days 2142 Days	743 Days 1121 Days 2189 Days

421 total progeny records from 69 contemporary groups

( 5,891 herdmate records from 68 contemporary groups)

30 progeny ( 1,221 herdmates) born to heifers
107 progeny ( 1,102 herdmates) born to 2nd parity dam
284 progeny ( 3,568 herdmates) born to ≥3rd parity dam
50.8% progeny (46.6% herdmates) were males
Dam Info