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 5.5% 2.5%	97% ( 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 5.5% 2.5%	97% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.4%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.3%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-4.69 days	99%
May 2025	Gestation (Days between conception and birth)	-4.69 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.26	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.30%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.31%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.5%	97% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.5%	97% 96%
Sep 2025	Birth Size	12.4%	94%
May 2025	Birth Size	12.3%	94%
Sep 2025	Birth Weight	39.5 kg	85%
May 2025	Birth Weight	39.8 kg	85%
Sep 2025	Gest	-4.69 days	99%
May 2025	Gest	-4.69 days	99%
Sep 2025	Mort	-0.26	99%
May 2025	Mort	-0.25	99%
Sep 2025	Maternal Calving Difficulty	4.30%	92%
May 2025	Maternal Calving Difficulty	4.31%	92%

1,573 total progeny records from 412 dairy contemporary groups

( 26,124 herdmate records from 409 dairy contemporary groups)

610 progeny ( 3,674 herdmates) born to heifers
321 progeny ( 5,385 herdmates) born to 2nd parity dam
642 progeny ( 17,065 herdmates) born to ≥3rd parity dam
29.8% progeny (47.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.0%, FR: 21.8%, JE: 6.7%, NR: 0.8%, OTHER: 1.1%	HO: 65.8%, FR: 21.8%, JE: 8.1%, NR: 1.0%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1112 Days 2109 Days	740 Days 1112 Days 2214 Days

89 total progeny records from 36 contemporary groups

( 2,171 herdmate records from 36 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.3%, FR: 22.5%, JE: 3.4%, NR: 0.5%, OTHER: 0.7%	HO: 66.1%, FR: 23.0%, JE: 3.0%, NR: 1.3%, OTHER: 3.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.6% 18.9% 17.7%	19.3% 19.4% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 41.1kg 41.4kg	41.2kg 41.1kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	763 Days 1097 Days 2476 Days	743 Days 1118 Days 2305 Days

13 total progeny records from 6 contemporary groups

( 257 herdmate records from 6 contemporary groups)