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 6.0% 2.5%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.5%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.2%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.1%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	99%
May 2025	Gestation (Days between conception and birth)	-3.46 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.05	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.01	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.29%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.25%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.5%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.5%	98% 99%
Sep 2025	Birth Size	19.2%	95%
May 2025	Birth Size	19.1%	95%
Sep 2025	Birth Weight	40.8 kg	97%
May 2025	Birth Weight	40.9 kg	97%
Sep 2025	Gest	-3.44 days	99%
May 2025	Gest	-3.46 days	99%
Sep 2025	Mort	0.05	99%
May 2025	Mort	-0.01	99%
Sep 2025	Maternal Calving Difficulty	5.29%	99%
May 2025	Maternal Calving Difficulty	5.25%	99%

4,587 total progeny records from 739 dairy contemporary groups

( 38,664 herdmate records from 739 dairy contemporary groups)

309 progeny ( 2,253 herdmates) born to heifers
1,292 progeny ( 10,464 herdmates) born to 2nd parity dam
2,986 progeny ( 25,947 herdmates) born to ≥3rd parity dam
49.5% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.4%, FR: 22.0%, JE: 10.6%, NR: 0.9%, OTHER: 3.1%	HO: 62.2%, FR: 21.2%, JE: 9.1%, NR: 1.0%, OTHER: 3.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.7%	6.3% 2.6% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	775 Days 1119 Days 2122 Days	755 Days 1121 Days 2134 Days

10 total progeny records from 4 contemporary groups

( 135 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.5%, FR: 24.9%, JE: 10.2%, NR: 0.5%, OTHER: 2.2%	HO: 65.9%, FR: 17.5%, JE: 10.6%, NR: 1.3%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	13.7% 19.5% 18.7%	19.6% 19% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 40.6kg 40.7kg	40.6kg 40.8kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	770 Days 1097 Days 1992 Days	735 Days 1128 Days 2018 Days

178 total progeny records from 21 contemporary groups

( 1,203 herdmate records from 21 contemporary groups)