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% 2.3%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.3%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.1%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.7%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-2.91 days	99%
May 2025	Gestation (Days between conception and birth)	-2.91 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.24	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.26	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.73%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.3%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.3%	98% 98%
Sep 2025	Birth Size	18.1%	95%
May 2025	Birth Size	17.7%	96%
Sep 2025	Birth Weight	39.8 kg	95%
May 2025	Birth Weight	39.9 kg	95%
Sep 2025	Gest	-2.91 days	99%
May 2025	Gest	-2.91 days	99%
Sep 2025	Mort	-0.24	99%
May 2025	Mort	-0.26	99%
Sep 2025	Maternal Calving Difficulty	4.81%	96%
May 2025	Maternal Calving Difficulty	4.73%	96%

3,138 total progeny records from 574 dairy contemporary groups

( 37,025 herdmate records from 572 dairy contemporary groups)

990 progeny ( 4,270 herdmates) born to heifers
611 progeny ( 8,016 herdmates) born to 2nd parity dam
1,537 progeny ( 24,739 herdmates) born to ≥3rd parity dam
42.2% progeny (45.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 47.4%, FR: 20.0%, JE: 17.9%, NR: 7.1%, OTHER: 4.9%	HO: 53.1%, FR: 21.9%, JE: 12.9%, NR: 5.6%, OTHER: 3.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.5%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1107 Days 2115 Days	739 Days 1117 Days 2188 Days

179 total progeny records from 44 contemporary groups

( 3,208 herdmate records from 44 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 50.0%, FR: 23.3%, JE: 11.4%, NR: 6.1%, OTHER: 4.2%	HO: 52.3%, FR: 23.4%, JE: 11.0%, NR: 5.3%, OTHER: 3.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.2% 18.4% 20.1%	18.9% 19.1% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 40.4kg 40.2kg	40kg 40.3kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	724 Days 1114 Days 2200 Days	744 Days 1118 Days 2232 Days

102 total progeny records from 22 contemporary groups

( 1,785 herdmate records from 22 contemporary groups)