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 5.7% 2.3%	97% ( 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 5.7% 2.3%	97% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.2%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.3%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-6.21 days	99%
May 2025	Gestation (Days between conception and birth)	-6.22 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.51	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.52	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.97%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	97% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.3%	97% 98%
Sep 2025	Birth Size	16.2%	97%
May 2025	Birth Size	16.3%	97%
Sep 2025	Birth Weight	40.3 kg	96%
May 2025	Birth Weight	40.5 kg	96%
Sep 2025	Gest	-6.21 days	99%
May 2025	Gest	-6.22 days	99%
Sep 2025	Mort	-0.51	99%
May 2025	Mort	-0.52	99%
Sep 2025	Maternal Calving Difficulty	4.98%	96%
May 2025	Maternal Calving Difficulty	4.97%	96%

2,671 total progeny records from 708 dairy contemporary groups

( 54,858 herdmate records from 707 dairy contemporary groups)

355 progeny ( 4,446 herdmates) born to heifers
564 progeny ( 12,808 herdmates) born to 2nd parity dam
1,752 progeny ( 37,604 herdmates) born to ≥3rd parity dam
51.7% progeny (50.7% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.5%, FR: 22.0%, JE: 4.3%, NR: 0.5%, OTHER: 1.1%	HO: 68.7%, FR: 22.4%, JE: 5.6%, NR: 0.4%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1113 Days 2105 Days	741 Days 1118 Days 2149 Days

198 total progeny records from 59 contemporary groups

( 4,030 herdmate records from 59 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 22.0%, JE: 2.7%, NR: 0.5%, OTHER: 0.9%	HO: 71.9%, FR: 22.4%, JE: 3.1%, NR: 0.2%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.7% 19.1% 18.8%	19.1% 18.8% 18.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.4kg 41.1kg	40.8kg 40.7kg 40.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	719 Days 1105 Days 2139 Days	739 Days 1109 Days 2190 Days

130 total progeny records from 32 contemporary groups

( 3,322 herdmate records from 32 contemporary groups)