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% 2.4%	93% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.4%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.6%	85%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.5%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	78%
May 2025	Birth Weight (Expected progeny birth weight)	39.7 kg	77%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	98%
May 2025	Gestation (Days between conception and birth)	-3.43 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.46	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.52	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.12%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.08%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.4%	93% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.4%	93% 97%
Sep 2025	Birth Size	17.6%	85%
May 2025	Birth Size	17.5%	86%
Sep 2025	Birth Weight	39.6 kg	78%
May 2025	Birth Weight	39.7 kg	77%
Sep 2025	Gest	-3.44 days	98%
May 2025	Gest	-3.43 days	98%
Sep 2025	Mort	-0.46	98%
May 2025	Mort	-0.52	98%
Sep 2025	Maternal Calving Difficulty	5.12%	93%
May 2025	Maternal Calving Difficulty	5.08%	93%

756 total progeny records from 142 dairy contemporary groups

( 17,391 herdmate records from 142 dairy contemporary groups)

73 progeny ( 1,004 herdmates) born to heifers
171 progeny ( 4,277 herdmates) born to 2nd parity dam
512 progeny ( 12,110 herdmates) born to ≥3rd parity dam
53.3% progeny (50.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.9%, FR: 19.2%, JE: 22.7%, NR: 1.2%, OTHER: 2.4%	HO: 52.6%, FR: 18.6%, JE: 21.7%, NR: 1.5%, OTHER: 3.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.5% 2.3% 2.4%	5.6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	751 Days 1117 Days 2144 Days	738 Days 1114 Days 2112 Days

11 total progeny records from 5 contemporary groups

( 640 herdmate records from 5 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.5%, FR: 26.6%, JE: 12.2%, NR: 0.0%, OTHER: 5.5%	HO: 59.8%, FR: 19.4%, JE: 16.6%, NR: 1.0%, OTHER: 1.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 15.3% 16.6%	0% 16.1% 16.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41.3kg	0kg 0kg 40.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1114 Days 2090 Days	0 Days 1118 Days 2056 Days

2 total progeny records from 2 contemporary groups

( 457 herdmate records from 2 contemporary groups)