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 4.0% 1.9%	99% ( 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 4.0% 2.0%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	3.0%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	2.7%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	36.7 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	36.8 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-2.57 days	99%
May 2025	Gestation (Days between conception and birth)	-2.57 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	2.50	99%
May 2025	Mortality (Calves dead at or soon after birth)	2.45	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.82%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.80%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.0% 1.9%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.0% 2.0%	99% 99%
Sep 2025	Birth Size	3.0%	95%
May 2025	Birth Size	2.7%	95%
Sep 2025	Birth Weight	36.7 kg	96%
May 2025	Birth Weight	36.8 kg	96%
Sep 2025	Gest	-2.57 days	99%
May 2025	Gest	-2.57 days	99%
Sep 2025	Mort	2.50	99%
May 2025	Mort	2.45	99%
Sep 2025	Maternal Calving Difficulty	4.82%	98%
May 2025	Maternal Calving Difficulty	4.80%	98%

3,248 total progeny records from 456 dairy contemporary groups

( 44,140 herdmate records from 453 dairy contemporary groups)

1,022 progeny ( 7,951 herdmates) born to heifers
596 progeny ( 10,011 herdmates) born to 2nd parity dam
1,630 progeny ( 26,178 herdmates) born to ≥3rd parity dam
49.6% progeny (50.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.3%, FR: 18.1%, JE: 13.7%, NR: 1.7%, OTHER: 1.6%	HO: 57.2%, FR: 16.7%, JE: 20.8%, NR: 2.0%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.5% 2.5%	5.8% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1107 Days 2120 Days	734 Days 1112 Days 2060 Days

85 total progeny records from 12 contemporary groups

( 1,316 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.0%, FR: 17.9%, JE: 11.3%, NR: 1.5%, OTHER: 0.3%	HO: 58.1%, FR: 17.4%, JE: 18.0%, NR: 3.0%, OTHER: 1.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15% 16.1% 16.8%	15.9% 16.9% 16.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 40.3kg 40.6kg	39.6kg 39.7kg 39.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	757 Days 1117 Days 2222 Days	746 Days 1126 Days 2013 Days

137 total progeny records from 15 contemporary groups

( 2,314 herdmate records from 15 contemporary groups)