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 5.6% 2.0%	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 5.6% 2.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.7%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.6%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-3.68 days	99%
May 2025	Gestation (Days between conception and birth)	-3.70 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.29	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.55%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.50%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.0%	99% 99%
Sep 2025	Birth Size	14.7%	98%
May 2025	Birth Size	14.6%	98%
Sep 2025	Birth Weight	40.2 kg	96%
May 2025	Birth Weight	40.3 kg	96%
Sep 2025	Gest	-3.68 days	99%
May 2025	Gest	-3.70 days	99%
Sep 2025	Mort	-0.24	99%
May 2025	Mort	-0.29	99%
Sep 2025	Maternal Calving Difficulty	4.55%	99%
May 2025	Maternal Calving Difficulty	4.50%	99%

6,099 total progeny records from 1,384 dairy contemporary groups

( 72,936 herdmate records from 1,371 dairy contemporary groups)

2,045 progeny ( 12,462 herdmates) born to heifers
1,194 progeny ( 16,070 herdmates) born to 2nd parity dam
2,860 progeny ( 44,404 herdmates) born to ≥3rd parity dam
45.7% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.0%, FR: 20.3%, JE: 5.5%, NR: 0.9%, OTHER: 1.6%	HO: 69.2%, FR: 20.3%, JE: 5.8%, NR: 1.0%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1117 Days 2063 Days	743 Days 1121 Days 2137 Days

174 total progeny records from 53 contemporary groups

( 3,572 herdmate records from 53 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.0%, FR: 19.4%, JE: 4.9%, NR: 1.4%, OTHER: 1.4%	HO: 68.0%, FR: 20.3%, JE: 6.1%, NR: 1.8%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.8% 18.3% 19.5%	18.9% 18.7% 19.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.5kg 40.8kg 40.8kg	40kg 40.3kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	746 Days 1111 Days 2050 Days	738 Days 1114 Days 2146 Days

127 total progeny records from 28 contemporary groups

( 2,658 herdmate records from 28 contemporary groups)