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 5.0% 2.2%	96% ( 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 5.1% 2.2%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	10.8%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	10.9%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-4.73 days	99%
May 2025	Gestation (Days between conception and birth)	-4.73 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.29	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.33	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.09%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.2%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.2%	96% 97%
Sep 2025	Birth Size	10.8%	97%
May 2025	Birth Size	10.9%	97%
Sep 2025	Birth Weight	39.5 kg	95%
May 2025	Birth Weight	39.7 kg	95%
Sep 2025	Gest	-4.73 days	99%
May 2025	Gest	-4.73 days	99%
Sep 2025	Mort	-0.29	99%
May 2025	Mort	-0.33	99%
Sep 2025	Maternal Calving Difficulty	5.16%	92%
May 2025	Maternal Calving Difficulty	5.09%	92%

1,456 total progeny records from 372 dairy contemporary groups

( 21,345 herdmate records from 370 dairy contemporary groups)

353 progeny ( 2,541 herdmates) born to heifers
268 progeny ( 4,886 herdmates) born to 2nd parity dam
835 progeny ( 13,918 herdmates) born to ≥3rd parity dam
42.9% progeny (48.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.5%, FR: 26.5%, JE: 3.4%, NR: 0.6%, OTHER: 1.0%	HO: 65.1%, FR: 26.1%, JE: 5.1%, NR: 0.7%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.2% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1138 Days 2214 Days	741 Days 1116 Days 2193 Days

164 total progeny records from 36 contemporary groups

( 2,761 herdmate records from 36 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.4%, FR: 28.4%, JE: 3.0%, NR: 0.7%, OTHER: 0.8%	HO: 61.7%, FR: 28.8%, JE: 5.4%, NR: 0.9%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.7% 19% 19.7%	18.9% 19.1% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41kg 40.9kg	40.7kg 40.4kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1096 Days 2161 Days	743 Days 1108 Days 2208 Days

69 total progeny records from 14 contemporary groups

( 1,271 herdmate records from 14 contemporary groups)