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 4.7% 2.5%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.5%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	2.5%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	1.9%	88%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.5 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	36.7 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-2.87 days	99%
May 2025	Gestation (Days between conception and birth)	-2.88 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.07	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.07	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.36%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.26%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.7% 2.5%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.5%	96% 97%
Sep 2025	Birth Size	2.5%	88%
May 2025	Birth Size	1.9%	88%
Sep 2025	Birth Weight	36.5 kg	96%
May 2025	Birth Weight	36.7 kg	96%
Sep 2025	Gest	-2.87 days	99%
May 2025	Gest	-2.88 days	99%
Sep 2025	Mort	0.07	99%
May 2025	Mort	0.07	99%
Sep 2025	Maternal Calving Difficulty	4.36%	94%
May 2025	Maternal Calving Difficulty	4.26%	94%

1,661 total progeny records from 292 dairy contemporary groups

( 33,723 herdmate records from 291 dairy contemporary groups)

370 progeny ( 4,456 herdmates) born to heifers
280 progeny ( 7,875 herdmates) born to 2nd parity dam
1,011 progeny ( 21,392 herdmates) born to ≥3rd parity dam
30.5% progeny (46.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 56.8%, FR: 18.6%, JE: 18.2%, NR: 3.1%, OTHER: 1.5%	HO: 52.0%, FR: 17.4%, JE: 25.7%, NR: 2.4%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.4%	5.6% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1097 Days 2191 Days	732 Days 1106 Days 2115 Days

34 total progeny records from 12 contemporary groups

( 1,057 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 44.7%, FR: 16.8%, JE: 25.6%, NR: 8.2%, OTHER: 3.0%	HO: 56.6%, FR: 18.0%, JE: 19.8%, NR: 3.4%, OTHER: 1.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.8% 18.5% 17.1%	15.7% 16.8% 16.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.3kg 39.4kg	39.6kg 39.6kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	716 Days 1116 Days 2049 Days	735 Days 1104 Days 2047 Days

147 total progeny records from 17 contemporary groups

( 2,044 herdmate records from 17 contemporary groups)