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 5.0% 2.3%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.5%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.7%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-4.56 days	99%
May 2025	Gestation (Days between conception and birth)	-4.55 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.59	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.53	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.14%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.02%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.3%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.2% 2.3%	96% 98%
Sep 2025	Birth Size	15.5%	98%
May 2025	Birth Size	15.7%	98%
Sep 2025	Birth Weight	41.2 kg	93%
May 2025	Birth Weight	41.2 kg	93%
Sep 2025	Gest	-4.56 days	99%
May 2025	Gest	-4.55 days	99%
Sep 2025	Mort	-0.59	99%
May 2025	Mort	-0.53	99%
Sep 2025	Maternal Calving Difficulty	5.14%	93%
May 2025	Maternal Calving Difficulty	5.02%	93%

1,801 total progeny records from 466 dairy contemporary groups

( 30,030 herdmate records from 466 dairy contemporary groups)

232 progeny ( 2,287 herdmates) born to heifers
383 progeny ( 6,910 herdmates) born to 2nd parity dam
1,186 progeny ( 20,833 herdmates) born to ≥3rd parity dam
44.6% progeny (47.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.5%, FR: 23.8%, JE: 2.2%, NR: 0.9%, OTHER: 1.6%	HO: 69.3%, FR: 24.2%, JE: 2.5%, NR: 0.6%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1123 Days 2199 Days	748 Days 1120 Days 2200 Days

291 total progeny records from 54 contemporary groups

( 4,449 herdmate records from 54 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.3%, FR: 24.2%, JE: 1.7%, NR: 0.2%, OTHER: 0.9%	HO: 71.3%, FR: 22.6%, JE: 3.3%, NR: 0.5%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.8% 19.1% 19.3%	18.7% 19.4% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 40.8kg 40.1kg	40.9kg 40.5kg 40.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1124 Days 2219 Days	744 Days 1114 Days 2204 Days

44 total progeny records from 14 contemporary groups

( 1,914 herdmate records from 14 contemporary groups)