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 4.6% 2.3%	97% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.3%	97% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	11.6%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	11.8%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-5.58 days	99%
May 2025	Gestation (Days between conception and birth)	-5.58 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.21%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.3%	97% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.3%	97% 97%
Sep 2025	Birth Size	11.6%	95%
May 2025	Birth Size	11.8%	95%
Sep 2025	Birth Weight	40.2 kg	96%
May 2025	Birth Weight	40.4 kg	96%
Sep 2025	Gest	-5.58 days	99%
May 2025	Gest	-5.58 days	99%
Sep 2025	Mort	-0.38	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	5.21%	96%
May 2025	Maternal Calving Difficulty	5.14%	95%

1,404 total progeny records from 372 dairy contemporary groups

( 23,390 herdmate records from 371 dairy contemporary groups)

494 progeny ( 3,255 herdmates) born to heifers
267 progeny ( 5,362 herdmates) born to 2nd parity dam
643 progeny ( 14,773 herdmates) born to ≥3rd parity dam
56.2% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.9%, FR: 25.9%, JE: 4.6%, NR: 0.9%, OTHER: 1.7%	HO: 61.0%, FR: 27.5%, JE: 5.8%, NR: 1.4%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1131 Days 2073 Days	744 Days 1121 Days 2144 Days

64 total progeny records from 15 contemporary groups

( 1,079 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.8%, FR: 22.2%, JE: 2.6%, NR: 0.3%, OTHER: 1.8%	HO: 62.0%, FR: 29.1%, JE: 3.1%, NR: 0.9%, OTHER: 2.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	14.2% 19.7% 19.5%	18.8% 19.3% 19.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41.3kg 41.1kg	40.9kg 41kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1103 Days 1894 Days	749 Days 1123 Days 2116 Days

68 total progeny records from 15 contemporary groups

( 1,367 herdmate records from 15 contemporary groups)