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 5.9% 2.3%	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 5.9% 2.3%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.6%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.08 days	99%
May 2025	Gestation (Days between conception and birth)	-4.09 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.86	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.92	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.9% 2.3%	98% 99%
Sep 2025	Birth Size	15.9%	96%
May 2025	Birth Size	15.6%	96%
Sep 2025	Birth Weight	40.8 kg	96%
May 2025	Birth Weight	40.9 kg	96%
Sep 2025	Gest	-4.08 days	99%
May 2025	Gest	-4.09 days	99%
Sep 2025	Mort	-0.86	99%
May 2025	Mort	-0.92	99%
Sep 2025	Maternal Calving Difficulty	4.79%	98%
May 2025	Maternal Calving Difficulty	4.79%	98%

2,565 total progeny records from 746 dairy contemporary groups

( 31,321 herdmate records from 733 dairy contemporary groups)

439 progeny ( 2,264 herdmates) born to heifers
692 progeny ( 8,522 herdmates) born to 2nd parity dam
1,434 progeny ( 20,535 herdmates) born to ≥3rd parity dam
50.4% progeny (50.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.5%, FR: 15.7%, JE: 1.5%, NR: 0.5%, OTHER: 1.3%	HO: 76.8%, FR: 15.5%, JE: 2.9%, NR: 0.7%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.8% 2.9%	7% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	788 Days 1146 Days 2143 Days	773 Days 1150 Days 2124 Days

96 total progeny records from 27 contemporary groups

( 861 herdmate records from 27 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 83.4%, FR: 12.8%, JE: 0.6%, NR: 0.7%, OTHER: 0.6%	HO: 82.6%, FR: 13.3%, JE: 0.5%, NR: 0.6%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.3% 21% 20.9%	20.2% 21.1% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.1kg 41.5kg 41.9kg	41.2kg 41.4kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1151 Days 2024 Days	769 Days 1181 Days 2162 Days

61 total progeny records from 17 contemporary groups

( 704 herdmate records from 17 contemporary groups)