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 5.1% 2.5%	91% ( V High) 90% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.5%	91% 90%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	9.5%	71%
May 2025	Birth Size (Progeny expected to be born large or extra large)	8.9%	71%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.3 kg	71%
May 2025	Birth Weight (Expected progeny birth weight)	36.4 kg	70%
Sep 2025	Gestation (Days between conception and birth)	-1.86 days	98%
May 2025	Gestation (Days between conception and birth)	-1.85 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.56	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.52	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.18%	81%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.15%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.5%	91% ( V High) 90% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.1% 2.5%	91% 90%
Sep 2025	Birth Size	9.5%	71%
May 2025	Birth Size	8.9%	71%
Sep 2025	Birth Weight	36.3 kg	71%
May 2025	Birth Weight	36.4 kg	70%
Sep 2025	Gest	-1.86 days	98%
May 2025	Gest	-1.85 days	98%
Sep 2025	Mort	0.56	98%
May 2025	Mort	0.52	98%
Sep 2025	Maternal Calving Difficulty	4.18%	81%
May 2025	Maternal Calving Difficulty	4.15%	80%

342 total progeny records from 48 dairy contemporary groups

( 6,608 herdmate records from 48 dairy contemporary groups)

150 progeny ( 1,140 herdmates) born to heifers
43 progeny ( 1,467 herdmates) born to 2nd parity dam
149 progeny ( 4,001 herdmates) born to ≥3rd parity dam
38.9% progeny (45.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.4%, FR: 19.7%, JE: 12.6%, NR: 1.1%, OTHER: 1.3%	HO: 54.5%, FR: 17.4%, JE: 24.3%, NR: 1.2%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.5% 2.5%	5.5% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	719 Days 1102 Days 2207 Days	732 Days 1106 Days 2109 Days

3 total progeny records from 2 contemporary groups

( 224 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 34.4%, FR: 10.4%, JE: 13.5%, NR: 6.3%, OTHER: 4.2%	HO: 40.0%, FR: 17.0%, JE: 33.4%, NR: 2.7%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 19.3%	0% 0% 13.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 40kg	0kg 0kg 38.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 0 Days 2949 Days	0 Days 0 Days 2135 Days

2 total progeny records from 1 contemporary groups

( 194 herdmate records from 1 contemporary groups)