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% 2.4%	98% ( 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 5.0% 2.4%	98% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.4%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-2.91 days	99%
May 2025	Gestation (Days between conception and birth)	-2.93 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.18	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.41%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.37%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.4%	98% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.4%	98% 98%
Sep 2025	Birth Size	15.4%	90%
May 2025	Birth Size	15.4%	90%
Sep 2025	Birth Weight	40.5 kg	90%
May 2025	Birth Weight	40.6 kg	90%
Sep 2025	Gest	-2.91 days	99%
May 2025	Gest	-2.93 days	99%
Sep 2025	Mort	0.18	99%
May 2025	Mort	0.12	99%
Sep 2025	Maternal Calving Difficulty	5.41%	96%
May 2025	Maternal Calving Difficulty	5.37%	96%

1,173 total progeny records from 436 dairy contemporary groups

( 7,842 herdmate records from 412 dairy contemporary groups)

674 progeny ( 2,336 herdmates) born to heifers
190 progeny ( 1,841 herdmates) born to 2nd parity dam
309 progeny ( 3,665 herdmates) born to ≥3rd parity dam
45% progeny (47.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.9%, FR: 6.3%, JE: 0.3%, NR: 0.2%, OTHER: 1.7%	HO: 86.9%, FR: 8.8%, JE: 0.7%, NR: 0.1%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.7% 3.1% 3.1%	7.5% 3% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	790 Days 1195 Days 2135 Days	790 Days 1198 Days 2167 Days

21 total progeny records from 14 contemporary groups

( 350 herdmate records from 14 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.8%, FR: 6.3%, JE: 0.0%, NR: 0.0%, OTHER: 1.3%	HO: 90.2%, FR: 4.8%, JE: 0.9%, NR: 0.0%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.8% 22.3% 22.1%	21.4% 20.7% 21.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.7kg 41.7kg 41.4kg	41.6kg 41.8kg 41.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1223 Days 2137 Days	772 Days 1187 Days 2122 Days

45 total progeny records from 17 contemporary groups

( 748 herdmate records from 17 contemporary groups)