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 4.9% 1.8%	96% ( 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 4.9% 1.8%	96% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	8.6%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	8.6%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-3.90 days	99%
May 2025	Gestation (Days between conception and birth)	-3.91 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.82	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.77	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.57%	97%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.56%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 1.8%	96% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 1.8%	96% 99%
Sep 2025	Birth Size	8.6%	94%
May 2025	Birth Size	8.6%	94%
Sep 2025	Birth Weight	38.8 kg	95%
May 2025	Birth Weight	38.8 kg	95%
Sep 2025	Gest	-3.90 days	99%
May 2025	Gest	-3.91 days	99%
Sep 2025	Mort	0.82	99%
May 2025	Mort	0.77	99%
Sep 2025	Maternal Calving Difficulty	5.57%	97%
May 2025	Maternal Calving Difficulty	5.56%	97%

2,007 total progeny records from 481 dairy contemporary groups

( 33,871 herdmate records from 478 dairy contemporary groups)

185 progeny ( 1,424 herdmates) born to heifers
508 progeny ( 8,923 herdmates) born to 2nd parity dam
1,314 progeny ( 23,524 herdmates) born to ≥3rd parity dam
50.6% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.5%, FR: 18.9%, JE: 4.8%, NR: 1.0%, OTHER: 1.3%	HO: 68.5%, FR: 19.4%, JE: 7.0%, NR: 1.2%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.6% 2.7%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	761 Days 1129 Days 2140 Days	746 Days 1126 Days 2121 Days

44 total progeny records from 15 contemporary groups

( 1,808 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.2%, FR: 16.8%, JE: 2.5%, NR: 4.2%, OTHER: 1.5%	HO: 67.5%, FR: 24.5%, JE: 4.6%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.3% 20.2%	0% 18.8% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.7kg 41.1kg 40.9kg	40.5kg 40.6kg 40.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	714 Days 1128 Days 1995 Days	742 Days 1118 Days 2116 Days

50 total progeny records from 9 contemporary groups

( 1,089 herdmate records from 9 contemporary groups)