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 7.2% 2.7%	96% ( 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 7.3% 2.7%	96% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.9%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.4%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.1 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-5.49 days	99%
May 2025	Gestation (Days between conception and birth)	-5.49 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.09	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.13	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.74%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.78%	97%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.7%	96% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.7%	96% 99%
Sep 2025	Birth Size	22.9%	97%
May 2025	Birth Size	23.4%	97%
Sep 2025	Birth Weight	41.1 kg	96%
May 2025	Birth Weight	41.2 kg	95%
Sep 2025	Gest	-5.49 days	99%
May 2025	Gest	-5.49 days	99%
Sep 2025	Mort	-0.09	99%
May 2025	Mort	-0.13	99%
Sep 2025	Maternal Calving Difficulty	5.74%	96%
May 2025	Maternal Calving Difficulty	5.78%	97%

2,821 total progeny records from 631 dairy contemporary groups

( 55,384 herdmate records from 621 dairy contemporary groups)

211 progeny ( 1,983 herdmates) born to heifers
698 progeny ( 13,876 herdmates) born to 2nd parity dam
1,912 progeny ( 39,525 herdmates) born to ≥3rd parity dam
50.7% progeny (50.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.0%, FR: 21.7%, JE: 5.1%, NR: 0.6%, OTHER: 1.1%	HO: 68.2%, FR: 22.3%, JE: 6.1%, NR: 0.8%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.3% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	752 Days 1106 Days 2093 Days	747 Days 1112 Days 2152 Days

218 total progeny records from 63 contemporary groups

( 3,990 herdmate records from 63 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.4%, FR: 21.0%, JE: 4.5%, NR: 0.2%, OTHER: 0.7%	HO: 71.3%, FR: 21.5%, JE: 3.9%, NR: 0.6%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.6% 19% 18.2%	19.1% 18.6% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.8kg 40.4kg 40.6kg	40.7kg 40.5kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1103 Days 2085 Days	744 Days 1111 Days 2192 Days

130 total progeny records from 25 contemporary groups

( 2,664 herdmate records from 25 contemporary groups)