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% 2.2%	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% 2.2%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	0.3%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	0.3%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.5 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	36.6 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.11 days	99%
May 2025	Gestation (Days between conception and birth)	-3.12 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.47	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.40	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.41%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.36%	95%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 2.2%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.1% 2.2%	95% 96%
Sep 2025	Birth Size	0.3%	90%
May 2025	Birth Size	0.3%	90%
Sep 2025	Birth Weight	36.5 kg	92%
May 2025	Birth Weight	36.6 kg	92%
Sep 2025	Gest	-3.11 days	99%
May 2025	Gest	-3.12 days	99%
Sep 2025	Mort	0.47	99%
May 2025	Mort	0.40	99%
Sep 2025	Maternal Calving Difficulty	5.41%	95%
May 2025	Maternal Calving Difficulty	5.36%	95%

923 total progeny records from 185 dairy contemporary groups

( 20,269 herdmate records from 184 dairy contemporary groups)

229 progeny ( 2,697 herdmates) born to heifers
165 progeny ( 5,187 herdmates) born to 2nd parity dam
529 progeny ( 12,385 herdmates) born to ≥3rd parity dam
45.8% progeny (50.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.9%, FR: 20.4%, JE: 16.3%, NR: 1.7%, OTHER: 1.9%	HO: 51.5%, FR: 18.5%, JE: 22.7%, NR: 2.9%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.7% 2.5% 2.5%	5.6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1118 Days 2119 Days	733 Days 1107 Days 2072 Days

29 total progeny records from 8 contemporary groups

( 576 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.7%, FR: 18.8%, JE: 15.4%, NR: 0.0%, OTHER: 0.3%	HO: 55.6%, FR: 18.5%, JE: 23.0%, NR: 0.2%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	11.9% 17.1% 19.7%	17.3% 16.2% 16.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.5kg 0kg 40kg	39.4kg 0kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	713 Days 1099 Days 2066 Days	728 Days 1111 Days 2036 Days

25 total progeny records from 2 contemporary groups

( 403 herdmate records from 2 contemporary groups)