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 7.2% 3.0%	99% ( 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 7.3% 3.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.35 days	99%
May 2025	Gestation (Days between conception and birth)	-4.37 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.07	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.03	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.34%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.32%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 3.0%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 3.0%	99% 99%
Sep 2025	Birth Size	22.6%	98%
May 2025	Birth Size	22.5%	98%
Sep 2025	Birth Weight	42.1 kg	97%
May 2025	Birth Weight	42.1 kg	97%
Sep 2025	Gest	-4.35 days	99%
May 2025	Gest	-4.37 days	99%
Sep 2025	Mort	0.07	99%
May 2025	Mort	0.03	99%
Sep 2025	Maternal Calving Difficulty	5.34%	99%
May 2025	Maternal Calving Difficulty	5.32%	99%

5,832 total progeny records from 1,135 dairy contemporary groups

( 66,721 herdmate records from 1,122 dairy contemporary groups)

701 progeny ( 5,057 herdmates) born to heifers
1,350 progeny ( 15,768 herdmates) born to 2nd parity dam
3,781 progeny ( 45,896 herdmates) born to ≥3rd parity dam
50.2% progeny (51.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.5%, FR: 27.2%, JE: 2.8%, NR: 0.5%, OTHER: 1.0%	HO: 66.0%, FR: 26.7%, JE: 3.2%, NR: 0.7%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.7%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1121 Days 2113 Days	742 Days 1126 Days 2182 Days

265 total progeny records from 63 contemporary groups

( 3,210 herdmate records from 62 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.6%, FR: 28.4%, JE: 1.9%, NR: 0.6%, OTHER: 0.8%	HO: 65.1%, FR: 28.2%, JE: 1.6%, NR: 0.9%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.3% 19.3% 20.2%	19.9% 19.7% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.5kg 41kg	40.9kg 40.9kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1120 Days 2125 Days	748 Days 1129 Days 2238 Days

181 total progeny records from 24 contemporary groups

( 1,967 herdmate records from 24 contemporary groups)