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 6.9% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.2%	95% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-3.02 days	99%
May 2025	Gestation (Days between conception and birth)	-3.04 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.22	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.27	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.16%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.10%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.2%	95% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.2%	95% 98%
Sep 2025	Birth Size	18.2%	92%
May 2025	Birth Size	18.2%	92%
Sep 2025	Birth Weight	39.8 kg	93%
May 2025	Birth Weight	39.8 kg	93%
Sep 2025	Gest	-3.02 days	99%
May 2025	Gest	-3.04 days	99%
Sep 2025	Mort	-0.22	99%
May 2025	Mort	-0.27	99%
Sep 2025	Maternal Calving Difficulty	5.16%	97%
May 2025	Maternal Calving Difficulty	5.10%	97%

1,760 total progeny records from 606 dairy contemporary groups

( 30,321 herdmate records from 603 dairy contemporary groups)

112 progeny ( 1,174 herdmates) born to heifers
473 progeny ( 8,454 herdmates) born to 2nd parity dam
1,175 progeny ( 20,693 herdmates) born to ≥3rd parity dam
53.9% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.6%, FR: 17.3%, JE: 3.2%, NR: 0.7%, OTHER: 1.5%	HO: 73.6%, FR: 17.5%, JE: 3.5%, NR: 0.8%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.8%	6.6% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	823 Days 1174 Days 2162 Days	761 Days 1151 Days 2133 Days

26 total progeny records from 12 contemporary groups

( 443 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.1%, FR: 17.3%, JE: 1.2%, NR: 0.0%, OTHER: 0.9%	HO: 77.4%, FR: 17.2%, JE: 1.3%, NR: 0.2%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.2% 19.2% 20.3%	19.6% 20.2% 20.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.5kg 41.2kg 41.7kg	41.2kg 41.3kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	880 Days 1197 Days 2131 Days	762 Days 1142 Days 2141 Days

56 total progeny records from 20 contemporary groups

( 1,473 herdmate records from 20 contemporary groups)