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 6.3% 2.6%	97% ( 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 6.3% 2.6%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.3%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.79 days	99%
May 2025	Gestation (Days between conception and birth)	-3.80 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.62	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.67	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.11%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.6%	97% 99%
Sep 2025	Birth Size	15.3%	95%
May 2025	Birth Size	15.4%	95%
Sep 2025	Birth Weight	40.2 kg	95%
May 2025	Birth Weight	40.2 kg	95%
Sep 2025	Gest	-3.79 days	99%
May 2025	Gest	-3.80 days	99%
Sep 2025	Mort	-0.62	99%
May 2025	Mort	-0.67	99%
Sep 2025	Maternal Calving Difficulty	5.16%	98%
May 2025	Maternal Calving Difficulty	5.11%	98%

2,354 total progeny records from 491 dairy contemporary groups

( 29,468 herdmate records from 488 dairy contemporary groups)

145 progeny ( 1,447 herdmates) born to heifers
692 progeny ( 8,479 herdmates) born to 2nd parity dam
1,517 progeny ( 19,542 herdmates) born to ≥3rd parity dam
52% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.1%, FR: 26.4%, JE: 5.5%, NR: 0.9%, OTHER: 2.3%	HO: 66.0%, FR: 23.9%, JE: 4.2%, NR: 0.9%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1129 Days 2111 Days	748 Days 1133 Days 2117 Days

33 total progeny records from 10 contemporary groups

( 693 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.6%, FR: 30.2%, JE: 0.3%, NR: 1.3%, OTHER: 0.6%	HO: 66.8%, FR: 26.9%, JE: 2.7%, NR: 1.2%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 18.9% 19.8%	19.7% 20% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.6kg 41.5kg	40.9kg 40.9kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	756 Days 1100 Days 1916 Days	741 Days 1115 Days 2030 Days

72 total progeny records from 17 contemporary groups

( 1,360 herdmate records from 17 contemporary groups)