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 4.7% 2.2%	86% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.1%	85% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.2%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.0%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.3 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	38.1 kg	86%
Sep 2025	Gestation (Days between conception and birth)	-3.92 days	98%
May 2025	Gestation (Days between conception and birth)	-3.86 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.27	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.42	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.49%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.47%	79%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.7% 2.2%	86% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.1%	85% 93%
Sep 2025	Birth Size	16.2%	87%
May 2025	Birth Size	16.0%	87%
Sep 2025	Birth Weight	38.3 kg	89%
May 2025	Birth Weight	38.1 kg	86%
Sep 2025	Gest	-3.92 days	98%
May 2025	Gest	-3.86 days	98%
Sep 2025	Mort	-0.27	98%
May 2025	Mort	-0.42	98%
Sep 2025	Maternal Calving Difficulty	4.49%	80%
May 2025	Maternal Calving Difficulty	4.47%	79%

553 total progeny records from 161 dairy contemporary groups

( 19,689 herdmate records from 161 dairy contemporary groups)

56 progeny ( 1,073 herdmates) born to heifers
156 progeny ( 4,758 herdmates) born to 2nd parity dam
341 progeny ( 13,858 herdmates) born to ≥3rd parity dam
52.8% progeny (47.5% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.8%, FR: 20.8%, JE: 8.9%, NR: 0.6%, OTHER: 0.8%	HO: 64.5%, FR: 20.4%, JE: 12.3%, NR: 0.8%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.5% 2.4%	6% 2.5% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1100 Days 2114 Days	739 Days 1108 Days 2166 Days

33 total progeny records from 10 contemporary groups

( 1,199 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.4%, FR: 19.7%, JE: 10.6%, NR: 0.2%, OTHER: 0.4%	HO: 64.7%, FR: 19.4%, JE: 13.9%, NR: 0.8%, OTHER: 0.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	16.2% 19.2% 17.9%	17.1% 18.4% 17.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 37.9kg 40.3kg	39.7kg 39.8kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1100 Days 2122 Days	734 Days 1109 Days 2133 Days

31 total progeny records from 9 contemporary groups

( 1,438 herdmate records from 9 contemporary groups)