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 5.4% 2.0%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.0%	92% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	88%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-4.20 days	98%
May 2025	Gestation (Days between conception and birth)	-4.21 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.49	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.48	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.55%	88%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.56%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.0%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.0%	92% 95%
Sep 2025	Birth Size	17.0%	88%
May 2025	Birth Size	17.0%	88%
Sep 2025	Birth Weight	40.8 kg	91%
May 2025	Birth Weight	40.9 kg	90%
Sep 2025	Gest	-4.20 days	98%
May 2025	Gest	-4.21 days	98%
Sep 2025	Mort	0.49	98%
May 2025	Mort	0.48	98%
Sep 2025	Maternal Calving Difficulty	4.55%	88%
May 2025	Maternal Calving Difficulty	4.56%	87%

456 total progeny records from 141 dairy contemporary groups

( 12,244 herdmate records from 139 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.7%, FR: 23.1%, JE: 5.3%, NR: 0.3%, OTHER: 1.0%	HO: 65.3%, FR: 22.6%, JE: 8.1%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1103 Days 2140 Days	734 Days 1110 Days 2204 Days

31 total progeny records from 11 contemporary groups

( 825 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 65.7%, FR: 30.5%, JE: 2.0%, NR: 0.2%, OTHER: 1.0%	HO: 59.1%, FR: 27.3%, JE: 6.8%, NR: 1.5%, OTHER: 3.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17% 19.7% 21.3%	18.3% 18.7% 18.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.2kg 41kg	40.4kg 40.5kg 40.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1099 Days 1948 Days	745 Days 1118 Days 2252 Days

27 total progeny records from 5 contemporary groups

( 605 herdmate records from 5 contemporary groups)