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 6.1% 2.5%	84% ( 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 6.1% 2.5%	82% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.5%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.1%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	39.9 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-3.67 days	98%
May 2025	Gestation (Days between conception and birth)	-3.64 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.99	98%
May 2025	Mortality (Calves dead at or soon after birth)	-1.01	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.67%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.5%	84% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.5%	82% 94%
Sep 2025	Birth Size	22.5%	87%
May 2025	Birth Size	23.1%	86%
Sep 2025	Birth Weight	40.0 kg	90%
May 2025	Birth Weight	39.9 kg	90%
Sep 2025	Gest	-3.67 days	98%
May 2025	Gest	-3.64 days	98%
Sep 2025	Mort	-0.99	98%
May 2025	Mort	-1.01	98%
Sep 2025	Maternal Calving Difficulty	4.67%	80%
May 2025	Maternal Calving Difficulty	4.69%	79%

435 total progeny records from 128 dairy contemporary groups

( 14,536 herdmate records from 128 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.7%, FR: 21.0%, JE: 6.8%, NR: 0.6%, OTHER: 0.9%	HO: 66.8%, FR: 21.2%, JE: 9.0%, NR: 0.8%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.4%	6.1% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	748 Days 1111 Days 2140 Days	748 Days 1115 Days 2149 Days

29 total progeny records from 9 contemporary groups

( 1,022 herdmate records from 9 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.5%, FR: 21.2%, JE: 9.7%, NR: 0.5%, OTHER: 0.8%	HO: 68.2%, FR: 19.8%, JE: 9.5%, NR: 1.0%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.3% 17.2% 17.2%	17% 17.2% 17.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 40.3kg 39.9kg	40.3kg 40.3kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1097 Days 2166 Days	738 Days 1106 Days 2085 Days

34 total progeny records from 8 contemporary groups

( 1,780 herdmate records from 8 contemporary groups)