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 3.5% 1.5%	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 3.5% 1.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.6%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.9%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	38.7 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-4.39 days	99%
May 2025	Gestation (Days between conception and birth)	-4.41 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.31	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.39	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.74%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.70%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.5% 1.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.5% 1.5%	99% 99%
Sep 2025	Birth Size	12.6%	98%
May 2025	Birth Size	12.9%	98%
Sep 2025	Birth Weight	38.7 kg	99%
May 2025	Birth Weight	38.7 kg	99%
Sep 2025	Gest	-4.39 days	99%
May 2025	Gest	-4.41 days	99%
Sep 2025	Mort	-0.31	99%
May 2025	Mort	-0.39	99%
Sep 2025	Maternal Calving Difficulty	5.74%	99%
May 2025	Maternal Calving Difficulty	5.70%	99%

4,977 total progeny records from 1,865 dairy contemporary groups

( 38,240 herdmate records from 1,820 dairy contemporary groups)

2,326 progeny ( 9,098 herdmates) born to heifers
857 progeny ( 9,057 herdmates) born to 2nd parity dam
1,794 progeny ( 20,085 herdmates) born to ≥3rd parity dam
48.6% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 82.3%, FR: 11.4%, JE: 0.8%, NR: 0.2%, OTHER: 1.2%	HO: 77.4%, FR: 13.5%, JE: 1.7%, NR: 0.5%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.2% 3.3% 3.3%	8.1% 3.2% 3.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	794 Days 1214 Days 2285 Days	804 Days 1204 Days 2228 Days

6 total progeny records from 5 contemporary groups

( 316 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.4%, FR: 10.8%, JE: 0.3%, NR: 0.4%, OTHER: 0.7%	HO: 72.4%, FR: 14.3%, JE: 5.1%, NR: 2.4%, OTHER: 2.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.2% 23.8% 23.8%	20.5% 21.2% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.8kg 42.4kg 42.3kg	40.9kg 41kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1154 Days 2062 Days	746 Days 1142 Days 2049 Days

170 total progeny records from 35 contemporary groups

( 3,019 herdmate records from 35 contemporary groups)