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% 2.7%	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% 2.7%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.6%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.25 days	99%
May 2025	Gestation (Days between conception and birth)	-4.26 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.39	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)	5.19%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.7%	99% 99%
Sep 2025	Birth Size	21.6%	98%
May 2025	Birth Size	21.6%	98%
Sep 2025	Birth Weight	40.8 kg	98%
May 2025	Birth Weight	40.9 kg	98%
Sep 2025	Gest	-4.25 days	99%
May 2025	Gest	-4.26 days	99%
Sep 2025	Mort	-0.39	99%
May 2025	Mort	-0.39	99%
Sep 2025	Maternal Calving Difficulty	5.19%	98%
May 2025	Maternal Calving Difficulty	5.36%	98%

5,511 total progeny records from 1,139 dairy contemporary groups

( 78,219 herdmate records from 1,134 dairy contemporary groups)

1,170 progeny ( 8,041 herdmates) born to heifers
1,274 progeny ( 17,644 herdmates) born to 2nd parity dam
3,067 progeny ( 52,534 herdmates) born to ≥3rd parity dam
41.3% progeny (47.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.0%, FR: 22.2%, JE: 7.1%, NR: 0.7%, OTHER: 1.4%	HO: 65.8%, FR: 22.6%, JE: 7.3%, NR: 0.9%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.6%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1110 Days 2114 Days	742 Days 1116 Days 2180 Days

481 total progeny records from 97 contemporary groups

( 7,233 herdmate records from 96 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 22.2%, JE: 7.4%, NR: 0.7%, OTHER: 0.8%	HO: 66.6%, FR: 22.0%, JE: 7.7%, NR: 1.3%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.2% 17.7% 18.6%	17.7% 18.1% 18.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 40.3kg 40.5kg	40kg 40.2kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1099 Days 2009 Days	740 Days 1111 Days 2176 Days

266 total progeny records from 35 contemporary groups

( 3,882 herdmate records from 35 contemporary groups)