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 5.9% 2.3%	98% ( 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 5.9% 2.3%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.8%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.5%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-4.39 days	99%
May 2025	Gestation (Days between conception and birth)	-4.40 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.40	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.35	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	6.04%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.99%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% 99%
Sep 2025	Birth Size	16.8%	95%
May 2025	Birth Size	16.5%	95%
Sep 2025	Birth Weight	40.9 kg	95%
May 2025	Birth Weight	40.8 kg	95%
Sep 2025	Gest	-4.39 days	99%
May 2025	Gest	-4.40 days	99%
Sep 2025	Mort	0.40	99%
May 2025	Mort	0.35	99%
Sep 2025	Maternal Calving Difficulty	6.04%	98%
May 2025	Maternal Calving Difficulty	5.99%	98%

2,511 total progeny records from 657 dairy contemporary groups

( 28,654 herdmate records from 652 dairy contemporary groups)

286 progeny ( 1,587 herdmates) born to heifers
684 progeny ( 7,420 herdmates) born to 2nd parity dam
1,541 progeny ( 19,647 herdmates) born to ≥3rd parity dam
53.4% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.9%, FR: 23.0%, JE: 2.0%, NR: 0.7%, OTHER: 1.4%	HO: 70.1%, FR: 22.4%, JE: 1.9%, NR: 0.7%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.9% 2.8% 2.9%	6.8% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1124 Days 2128 Days	755 Days 1138 Days 2164 Days

53 total progeny records from 18 contemporary groups

( 935 herdmate records from 18 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.3%, FR: 25.5%, JE: 0.3%, NR: 0.0%, OTHER: 0.8%	HO: 74.3%, FR: 20.7%, JE: 0.8%, NR: 0.2%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.5% 20.2% 19.9%	19.6% 19.4% 20%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42.3kg 41.4kg 41.3kg	41.3kg 41.5kg 41.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1142 Days 2022 Days	755 Days 1137 Days 2170 Days

51 total progeny records from 16 contemporary groups

( 1,100 herdmate records from 16 contemporary groups)