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 4.1% 2.0%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 2.0%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.5%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.5%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.8 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	37.8 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.88 days	99%
May 2025	Gestation (Days between conception and birth)	-4.88 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.71	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.68	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.32%	85%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.33%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 2.0%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 2.0%	95% 96%
Sep 2025	Birth Size	12.5%	93%
May 2025	Birth Size	12.5%	93%
Sep 2025	Birth Weight	36.8 kg	93%
May 2025	Birth Weight	37.8 kg	93%
Sep 2025	Gest	-4.88 days	99%
May 2025	Gest	-4.88 days	99%
Sep 2025	Mort	-0.71	99%
May 2025	Mort	-0.68	99%
Sep 2025	Maternal Calving Difficulty	4.32%	85%
May 2025	Maternal Calving Difficulty	4.33%	85%

1,192 total progeny records from 288 dairy contemporary groups

( 24,523 herdmate records from 285 dairy contemporary groups)

316 progeny ( 3,156 herdmates) born to heifers
270 progeny ( 5,655 herdmates) born to 2nd parity dam
606 progeny ( 15,712 herdmates) born to ≥3rd parity dam
42.3% progeny (46.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.0%, FR: 22.7%, JE: 10.0%, NR: 1.0%, OTHER: 1.0%	HO: 64.3%, FR: 22.5%, JE: 9.8%, NR: 1.1%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.5%	6% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1108 Days 2103 Days	740 Days 1109 Days 2169 Days

70 total progeny records from 20 contemporary groups

( 2,442 herdmate records from 20 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.1%, FR: 21.8%, JE: 7.7%, NR: 1.3%, OTHER: 0.7%	HO: 66.4%, FR: 21.6%, JE: 8.4%, NR: 1.2%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.7% 18% 19.4%	18.3% 17.4% 18.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 40.6kg 39.9kg	40.3kg 40.5kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	724 Days 1100 Days 1965 Days	738 Days 1111 Days 2161 Days

86 total progeny records from 17 contemporary groups

( 2,278 herdmate records from 17 contemporary groups)