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% 2.2%	94% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.2%	94% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.7%	89%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.2%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-5.10 days	99%
May 2025	Gestation (Days between conception and birth)	-5.12 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.53	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.65	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.95%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.79%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.2%	94% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.4% 2.2%	94% 96%
Sep 2025	Birth Size	17.7%	89%
May 2025	Birth Size	17.2%	89%
Sep 2025	Birth Weight	40.4 kg	84%
May 2025	Birth Weight	40.5 kg	84%
Sep 2025	Gest	-5.10 days	99%
May 2025	Gest	-5.12 days	99%
Sep 2025	Mort	-0.53	99%
May 2025	Mort	-0.65	99%
Sep 2025	Maternal Calving Difficulty	5.95%	94%
May 2025	Maternal Calving Difficulty	5.79%	93%

938 total progeny records from 167 dairy contemporary groups

( 12,756 herdmate records from 167 dairy contemporary groups)

210 progeny ( 1,327 herdmates) born to heifers
246 progeny ( 3,060 herdmates) born to 2nd parity dam
482 progeny ( 8,369 herdmates) born to ≥3rd parity dam
52.3% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.3%, FR: 26.0%, JE: 10.9%, NR: 0.9%, OTHER: 1.2%	HO: 59.4%, FR: 25.8%, JE: 10.2%, NR: 1.3%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.5%	6% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1102 Days 2052 Days	729 Days 1108 Days 2143 Days

28 total progeny records from 11 contemporary groups

( 726 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.9%, FR: 19.3%, JE: 4.8%, NR: 0.3%, OTHER: 0.4%	HO: 62.9%, FR: 25.9%, JE: 4.1%, NR: 1.1%, OTHER: 1.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	13.3% 22% 19.9%	17.4% 18.3% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 41.1kg 39.6kg	0kg 40.8kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	720 Days 1080 Days 2361 Days	726 Days 1099 Days 2054 Days

4 total progeny records from 1 contemporary groups

( 55 herdmate records from 1 contemporary groups)