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 5.8% 2.0%	98% ( 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 5.8% 2.0%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.9%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	38.4 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.73 days	99%
May 2025	Gestation (Days between conception and birth)	-4.74 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.25	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.31	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.11%	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 5.8% 2.0%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.0%	98% 99%
Sep 2025	Birth Size	15.9%	94%
May 2025	Birth Size	15.9%	94%
Sep 2025	Birth Weight	38.4 kg	95%
May 2025	Birth Weight	38.4 kg	96%
Sep 2025	Gest	-4.73 days	99%
May 2025	Gest	-4.74 days	99%
Sep 2025	Mort	-0.25	99%
May 2025	Mort	-0.31	99%
Sep 2025	Maternal Calving Difficulty	5.11%	98%
May 2025	Maternal Calving Difficulty	5.07%	98%

2,175 total progeny records from 690 dairy contemporary groups

( 30,755 herdmate records from 687 dairy contemporary groups)

652 progeny ( 5,531 herdmates) born to heifers
409 progeny ( 7,878 herdmates) born to 2nd parity dam
1,114 progeny ( 17,346 herdmates) born to ≥3rd parity dam
41.1% progeny (48.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.9%, FR: 28.4%, JE: 5.5%, NR: 1.1%, OTHER: 2.1%	HO: 63.4%, FR: 23.4%, JE: 5.7%, NR: 1.0%, OTHER: 2.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.8% 3%	6.5% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	780 Days 1134 Days 2179 Days	756 Days 1137 Days 2149 Days

5 total progeny records from 4 contemporary groups

( 127 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 48.2%, FR: 21.4%, JE: 14.7%, NR: 8.6%, OTHER: 4.8%	HO: 62.3%, FR: 19.9%, JE: 10.1%, NR: 3.1%, OTHER: 2.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.1% 16.8%	0% 19.7% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 39.8kg 40.8kg	40.4kg 40.3kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1092 Days 2133 Days	747 Days 1117 Days 2013 Days

73 total progeny records from 20 contemporary groups

( 1,999 herdmate records from 20 contemporary groups)