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 5.7% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.1 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	39.1 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.72 days	99%
May 2025	Gestation (Days between conception and birth)	-4.74 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.90	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.97	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% 99%
Sep 2025	Birth Size	17.9%	97%
May 2025	Birth Size	17.9%	97%
Sep 2025	Birth Weight	39.1 kg	95%
May 2025	Birth Weight	39.1 kg	96%
Sep 2025	Gest	-4.72 days	99%
May 2025	Gest	-4.74 days	99%
Sep 2025	Mort	-0.90	99%
May 2025	Mort	-0.97	99%
Sep 2025	Maternal Calving Difficulty	5.07%	98%
May 2025	Maternal Calving Difficulty	5.07%	98%

3,286 total progeny records from 876 dairy contemporary groups

( 24,564 herdmate records from 851 dairy contemporary groups)

1,458 progeny ( 4,348 herdmates) born to heifers
636 progeny ( 5,186 herdmates) born to 2nd parity dam
1,192 progeny ( 15,030 herdmates) born to ≥3rd parity dam
49.1% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.7%, FR: 51.1%, JE: 0.4%, NR: 0.4%, OTHER: 1.4%	HO: 44.9%, FR: 49.3%, JE: 0.6%, NR: 0.3%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7% 2.8% 2.9%	7% 2.8% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	777 Days 1133 Days 2171 Days	777 Days 1148 Days 2235 Days

155 total progeny records from 32 contemporary groups

( 1,474 herdmate records from 32 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.4%, FR: 51.1%, JE: 0.4%, NR: 0.1%, OTHER: 1.5%	HO: 46.2%, FR: 46.0%, JE: 1.3%, NR: 0.2%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.9% 20.8% 20.4%	20.2% 20.2% 21%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.3kg 40.9kg	41.1kg 41.4kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1105 Days 2003 Days	745 Days 1129 Days 2239 Days

87 total progeny records from 15 contemporary groups

( 725 herdmate records from 15 contemporary groups)