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 5.2% 2.3%	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 5.2% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.0%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.0%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-4.34 days	99%
May 2025	Gestation (Days between conception and birth)	-4.37 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.03%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.01%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	99% 99%
Sep 2025	Birth Size	16.0%	98%
May 2025	Birth Size	16.0%	98%
Sep 2025	Birth Weight	40.3 kg	98%
May 2025	Birth Weight	40.4 kg	99%
Sep 2025	Gest	-4.34 days	99%
May 2025	Gest	-4.37 days	99%
Sep 2025	Mort	-0.19	99%
May 2025	Mort	-0.24	99%
Sep 2025	Maternal Calving Difficulty	5.03%	99%
May 2025	Maternal Calving Difficulty	5.01%	99%

9,698 total progeny records from 2,010 dairy contemporary groups

( 92,916 herdmate records from 1,991 dairy contemporary groups)

3,854 progeny ( 15,665 herdmates) born to heifers
1,776 progeny ( 20,550 herdmates) born to 2nd parity dam
4,068 progeny ( 56,701 herdmates) born to ≥3rd parity dam
45.7% progeny (50.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.6%, FR: 25.8%, JE: 3.3%, NR: 0.7%, OTHER: 1.6%	HO: 65.5%, FR: 25.4%, JE: 3.8%, NR: 0.8%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.7%	6.4% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	744 Days 1128 Days 2103 Days	746 Days 1126 Days 2163 Days

465 total progeny records from 108 contemporary groups

( 6,066 herdmate records from 108 contemporary groups)

176 progeny ( 1,447 herdmates) born to heifers
99 progeny ( 1,330 herdmates) born to 2nd parity dam
190 progeny ( 3,289 herdmates) born to ≥3rd parity dam
43.4% progeny (47.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.9%, FR: 23.1%, JE: 3.0%, NR: 0.7%, OTHER: 1.5%	HO: 66.8%, FR: 25.3%, JE: 2.4%, NR: 1.0%, OTHER: 2.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.9% 19.7% 20.2%	19.5% 19.5% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 41.2kg 41.2kg	40.9kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1134 Days 2101 Days	744 Days 1121 Days 2163 Days

325 total progeny records from 53 contemporary groups

( 3,773 herdmate records from 53 contemporary groups)