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% 2.5%	98% ( 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 5.5% 2.4%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.2%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.3%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-5.98 days	99%
May 2025	Gestation (Days between conception and birth)	-5.98 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.65	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.55	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.61%	89%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.52%	88%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.4%	98% 99%
Sep 2025	Birth Size	19.2%	97%
May 2025	Birth Size	19.3%	97%
Sep 2025	Birth Weight	40.2 kg	98%
May 2025	Birth Weight	40.1 kg	98%
Sep 2025	Gest	-5.98 days	99%
May 2025	Gest	-5.98 days	99%
Sep 2025	Mort	-0.65	99%
May 2025	Mort	-0.55	99%
Sep 2025	Maternal Calving Difficulty	4.61%	89%
May 2025	Maternal Calving Difficulty	4.52%	88%

7,147 total progeny records from 1,510 dairy contemporary groups

( 117,206 herdmate records from 1,502 dairy contemporary groups)

1,399 progeny ( 10,036 herdmates) born to heifers
1,491 progeny ( 27,020 herdmates) born to 2nd parity dam
4,257 progeny ( 80,150 herdmates) born to ≥3rd parity dam
39.8% progeny (47.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.1%, FR: 21.5%, JE: 4.7%, NR: 0.6%, OTHER: 0.8%	HO: 69.9%, FR: 21.1%, JE: 6.0%, NR: 0.6%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1107 Days 2180 Days	741 Days 1116 Days 2181 Days

407 total progeny records from 104 contemporary groups

( 8,049 herdmate records from 104 contemporary groups)

65 progeny ( 1,479 herdmates) born to heifers
84 progeny ( 1,560 herdmates) born to 2nd parity dam
258 progeny ( 5,010 herdmates) born to ≥3rd parity dam
44.2% progeny (46.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.7%, FR: 22.0%, JE: 3.2%, NR: 0.5%, OTHER: 1.3%	HO: 69.5%, FR: 22.3%, JE: 5.1%, NR: 0.7%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.8% 18.7% 18.5%	17.9% 18.7% 18.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 40.6kg 40.7kg	40.3kg 40.6kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	728 Days 1100 Days 2143 Days	746 Days 1114 Days 2155 Days

277 total progeny records from 51 contemporary groups

( 5,685 herdmate records from 51 contemporary groups)