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	Moderate 8.0% 3.1%	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	Moderate 8.1% 3.1%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.8%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.5%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.01 days	99%
May 2025	Gestation (Days between conception and birth)	-2.03 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.11	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.09	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.17%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.08%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.0% 3.1%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.1% 3.1%	98% 99%
Sep 2025	Birth Size	24.8%	96%
May 2025	Birth Size	24.5%	96%
Sep 2025	Birth Weight	41.2 kg	97%
May 2025	Birth Weight	41.3 kg	97%
Sep 2025	Gest	-2.01 days	99%
May 2025	Gest	-2.03 days	99%
Sep 2025	Mort	0.11	99%
May 2025	Mort	0.09	99%
Sep 2025	Maternal Calving Difficulty	5.17%	98%
May 2025	Maternal Calving Difficulty	5.08%	98%

6,266 total progeny records from 759 dairy contemporary groups

( 75,795 herdmate records from 758 dairy contemporary groups)

555 progeny ( 4,832 herdmates) born to heifers
1,497 progeny ( 17,906 herdmates) born to 2nd parity dam
4,214 progeny ( 53,057 herdmates) born to ≥3rd parity dam
44.4% progeny (48.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.4%, FR: 21.3%, JE: 18.8%, NR: 1.1%, OTHER: 1.2%	HO: 57.5%, FR: 21.6%, JE: 16.9%, NR: 1.3%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.7% 2.4% 2.4%	5.8% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1105 Days 2102 Days	732 Days 1111 Days 2172 Days

237 total progeny records from 38 contemporary groups

( 3,761 herdmate records from 38 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.4%, FR: 19.3%, JE: 17.4%, NR: 2.0%, OTHER: 1.0%	HO: 58.4%, FR: 20.2%, JE: 17.5%, NR: 1.7%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.2% 15% 15.5%	15.8% 15.5% 16.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39kg 40.3kg 40.3kg	39.8kg 39.6kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1094 Days 2222 Days	732 Days 1105 Days 2163 Days

191 total progeny records from 31 contemporary groups

( 4,332 herdmate records from 31 contemporary groups)

10 progeny ( 1,015 herdmates) born to heifers
47 progeny ( 1,320 herdmates) born to 2nd parity dam
134 progeny ( 1,997 herdmates) born to ≥3rd parity dam
35.6% progeny (44.5% herdmates) were males
Dam Info