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 6.8% 2.8%	95% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.8%	95% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.3%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.2%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-0.68 days	99%
May 2025	Gestation (Days between conception and birth)	-0.67 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.01	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.11	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.52%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.42%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 2.8%	95% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.8%	95% 95%
Sep 2025	Birth Size	17.3%	88%
May 2025	Birth Size	17.2%	87%
Sep 2025	Birth Weight	40.0 kg	93%
May 2025	Birth Weight	40.3 kg	92%
Sep 2025	Gest	-0.68 days	99%
May 2025	Gest	-0.67 days	99%
Sep 2025	Mort	0.01	99%
May 2025	Mort	0.11	99%
Sep 2025	Maternal Calving Difficulty	4.52%	80%
May 2025	Maternal Calving Difficulty	4.42%	79%

946 total progeny records from 175 dairy contemporary groups

( 18,387 herdmate records from 175 dairy contemporary groups)

331 progeny ( 2,565 herdmates) born to heifers
196 progeny ( 4,040 herdmates) born to 2nd parity dam
419 progeny ( 11,782 herdmates) born to ≥3rd parity dam
14.7% progeny (42.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.1%, FR: 18.0%, JE: 29.2%, NR: 1.0%, OTHER: 0.9%	HO: 50.9%, FR: 17.6%, JE: 28.4%, NR: 1.0%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.3%	5.6% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1098 Days 2074 Days	736 Days 1107 Days 2125 Days

35 total progeny records from 6 contemporary groups

( 704 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.5%, FR: 17.9%, JE: 26.7%, NR: 0.7%, OTHER: 1.2%	HO: 50.3%, FR: 16.8%, JE: 30.5%, NR: 0.8%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16% 15.9% 14.3%	14.4% 14.9% 14.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.1kg 40kg 39.4kg	38.5kg 39.2kg 39.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1101 Days 2080 Days	738 Days 1101 Days 2139 Days

77 total progeny records from 10 contemporary groups

( 1,994 herdmate records from 10 contemporary groups)