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 5.6% 2.4%	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 5.6% 2.4%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.0%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	91%
Sep 2025	Gestation (Days between conception and birth)	-3.77 days	99%
May 2025	Gestation (Days between conception and birth)	-3.74 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.06	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.30%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.35%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.4%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.4%	95% 96%
Sep 2025	Birth Size	16.0%	95%
May 2025	Birth Size	15.9%	95%
Sep 2025	Birth Weight	40.3 kg	91%
May 2025	Birth Weight	40.4 kg	91%
Sep 2025	Gest	-3.77 days	99%
May 2025	Gest	-3.74 days	99%
Sep 2025	Mort	-0.13	99%
May 2025	Mort	-0.06	99%
Sep 2025	Maternal Calving Difficulty	4.30%	91%
May 2025	Maternal Calving Difficulty	4.35%	90%

1,258 total progeny records from 357 dairy contemporary groups

( 18,946 herdmate records from 353 dairy contemporary groups)

210 progeny ( 1,840 herdmates) born to heifers
287 progeny ( 4,430 herdmates) born to 2nd parity dam
761 progeny ( 12,676 herdmates) born to ≥3rd parity dam
41.3% progeny (47.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.5%, FR: 14.4%, JE: 1.7%, NR: 0.3%, OTHER: 0.4%	HO: 77.1%, FR: 16.7%, JE: 3.2%, NR: 0.6%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.6%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	749 Days 1141 Days 2140 Days	765 Days 1137 Days 2208 Days

125 total progeny records from 35 contemporary groups

( 2,329 herdmate records from 35 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 81.8%, FR: 15.0%, JE: 1.7%, NR: 0.3%, OTHER: 0.4%	HO: 76.8%, FR: 16.1%, JE: 2.8%, NR: 1.5%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.9% 19.7% 19.5%	19.9% 19.1% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 40.7kg 41.1kg	40.3kg 40.7kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1109 Days 2126 Days	748 Days 1121 Days 2204 Days

33 total progeny records from 12 contemporary groups

( 1,027 herdmate records from 12 contemporary groups)