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 6.4% 2.7%	96% ( 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 6.4% 2.7%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.9%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.2%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-3.33 days	99%
May 2025	Gestation (Days between conception and birth)	-3.33 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.38	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.95%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.7%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.7%	96% 98%
Sep 2025	Birth Size	18.9%	96%
May 2025	Birth Size	19.2%	96%
Sep 2025	Birth Weight	41.1 kg	94%
May 2025	Birth Weight	41.1 kg	94%
Sep 2025	Gest	-3.33 days	99%
May 2025	Gest	-3.33 days	99%
Sep 2025	Mort	-0.38	99%
May 2025	Mort	-0.44	99%
Sep 2025	Maternal Calving Difficulty	4.95%	91%
May 2025	Maternal Calving Difficulty	4.88%	90%

2,157 total progeny records from 555 dairy contemporary groups

( 41,678 herdmate records from 554 dairy contemporary groups)

437 progeny ( 3,729 herdmates) born to heifers
542 progeny ( 9,317 herdmates) born to 2nd parity dam
1,178 progeny ( 28,632 herdmates) born to ≥3rd parity dam
34.1% progeny (47.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.6%, FR: 22.4%, JE: 5.6%, NR: 0.5%, OTHER: 1.1%	HO: 66.5%, FR: 22.5%, JE: 7.3%, NR: 0.7%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.6%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1106 Days 2094 Days	740 Days 1115 Days 2180 Days

155 total progeny records from 41 contemporary groups

( 3,127 herdmate records from 41 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.3%, FR: 21.5%, JE: 4.7%, NR: 0.4%, OTHER: 1.2%	HO: 68.3%, FR: 22.0%, JE: 6.0%, NR: 0.4%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.3% 17.8% 18.9%	18.3% 18.4% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41kg 40.4kg 40.7kg	40.7kg 40.6kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1101 Days 2152 Days	747 Days 1120 Days 2158 Days

93 total progeny records from 23 contemporary groups

( 2,407 herdmate records from 23 contemporary groups)