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 4.8% 2.3%	98% ( 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 4.9% 2.3%	98% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.7%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.7%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.32 days	99%
May 2025	Gestation (Days between conception and birth)	-3.34 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.06	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.30%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.27%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.3%	98% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.3%	98% 96%
Sep 2025	Birth Size	12.7%	96%
May 2025	Birth Size	12.7%	96%
Sep 2025	Birth Weight	40.9 kg	92%
May 2025	Birth Weight	41.1 kg	92%
Sep 2025	Gest	-3.32 days	99%
May 2025	Gest	-3.34 days	99%
Sep 2025	Mort	-0.06	99%
May 2025	Mort	-0.13	99%
Sep 2025	Maternal Calving Difficulty	5.30%	96%
May 2025	Maternal Calving Difficulty	5.27%	96%

1,279 total progeny records from 365 dairy contemporary groups

( 11,562 herdmate records from 356 dairy contemporary groups)

515 progeny ( 1,937 herdmates) born to heifers
228 progeny ( 2,822 herdmates) born to 2nd parity dam
536 progeny ( 6,803 herdmates) born to ≥3rd parity dam
34.7% progeny (47.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 82.8%, FR: 11.4%, JE: 2.6%, NR: 0.5%, OTHER: 1.4%	HO: 83.2%, FR: 12.0%, JE: 1.4%, NR: 0.3%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.8% 2.9% 3%	6.9% 2.9% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1152 Days 2176 Days	780 Days 1174 Days 2165 Days

131 total progeny records from 30 contemporary groups

( 1,246 herdmate records from 30 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 90.1%, FR: 7.1%, JE: 1.1%, NR: 0.0%, OTHER: 0.7%	HO: 81.8%, FR: 14.7%, JE: 1.6%, NR: 0.3%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.5% 21% 22.4%	21.7% 21.5% 21.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.8kg 42.4kg 41.6kg	41.2kg 41.2kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	787 Days 1088 Days 2146 Days	771 Days 1157 Days 2116 Days

26 total progeny records from 6 contemporary groups

( 510 herdmate records from 6 contemporary groups)