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 6.1% 2.1%	97% ( 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 6.1% 2.1%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	85%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	93%
Sep 2025	Gestation (Days between conception and birth)	-3.31 days	99%
May 2025	Gestation (Days between conception and birth)	-3.31 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.12	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.19	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.04%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.00%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.1%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.1%	97% 99%
Sep 2025	Birth Size	19.7%	86%
May 2025	Birth Size	19.7%	85%
Sep 2025	Birth Weight	41.3 kg	93%
May 2025	Birth Weight	41.3 kg	93%
Sep 2025	Gest	-3.31 days	99%
May 2025	Gest	-3.31 days	99%
Sep 2025	Mort	-0.12	99%
May 2025	Mort	-0.19	99%
Sep 2025	Maternal Calving Difficulty	5.04%	98%
May 2025	Maternal Calving Difficulty	5.00%	98%

1,802 total progeny records from 444 dairy contemporary groups

( 16,107 herdmate records from 440 dairy contemporary groups)

196 progeny ( 1,294 herdmates) born to heifers
457 progeny ( 4,230 herdmates) born to 2nd parity dam
1,149 progeny ( 10,583 herdmates) born to ≥3rd parity dam
51.9% progeny (51.2% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.9%, FR: 17.3%, JE: 3.8%, NR: 0.5%, OTHER: 3.4%	HO: 66.7%, FR: 18.4%, JE: 3.8%, NR: 0.9%, OTHER: 3.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.3% 3% 3.2%	7.3% 2.9% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	770 Days 1137 Days 2203 Days	763 Days 1141 Days 2212 Days

3 total progeny records from 1 contemporary groups

( 44 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 45.0%, FR: 32.6%, JE: 17.4%, NR: 0.0%, OTHER: 0.0%	HO: 50.6%, FR: 33.7%, JE: 8.0%, NR: 0.1%, OTHER: 1.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 21.9% 16.4%	0% 19.3% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 38.9kg 41.1kg	0kg 40.8kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1076 Days 2145 Days	0 Days 1148 Days 2146 Days

24 total progeny records from 8 contemporary groups

( 309 herdmate records from 8 contemporary groups)