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% 2.6%	90% ( 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 6.1% 2.6%	90% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.1%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.8%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	40.2 kg	85%
Sep 2025	Gestation (Days between conception and birth)	-1.00 days	99%
May 2025	Gestation (Days between conception and birth)	-0.98 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.49	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.51	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.55%	93%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.43%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.6%	90% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.6%	90% 97%
Sep 2025	Birth Size	20.1%	90%
May 2025	Birth Size	19.8%	90%
Sep 2025	Birth Weight	40.1 kg	84%
May 2025	Birth Weight	40.2 kg	85%
Sep 2025	Gest	-1.00 days	99%
May 2025	Gest	-0.98 days	99%
Sep 2025	Mort	-0.49	99%
May 2025	Mort	-0.51	99%
Sep 2025	Maternal Calving Difficulty	5.55%	93%
May 2025	Maternal Calving Difficulty	5.43%	93%

782 total progeny records from 134 dairy contemporary groups

( 14,712 herdmate records from 134 dairy contemporary groups)

81 progeny ( 1,294 herdmates) born to heifers
184 progeny ( 3,658 herdmates) born to 2nd parity dam
517 progeny ( 9,760 herdmates) born to ≥3rd parity dam
53.3% progeny (51.8% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.1%, FR: 18.7%, JE: 16.1%, NR: 2.5%, OTHER: 2.6%	HO: 56.3%, FR: 18.1%, JE: 18.5%, NR: 2.4%, OTHER: 2.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.4%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1109 Days 2062 Days	730 Days 1117 Days 2099 Days

32 total progeny records from 10 contemporary groups

( 832 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.7%, FR: 15.1%, JE: 13.4%, NR: 3.3%, OTHER: 3.6%	HO: 59.7%, FR: 15.8%, JE: 18.1%, NR: 2.4%, OTHER: 2.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17% 16.6% 19.4%	15.8% 15.1% 17.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40kg 39.7kg 39.6kg	39.4kg 39.4kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	709 Days 1089 Days 2195 Days	742 Days 1116 Days 2073 Days

11 total progeny records from 3 contemporary groups

( 576 herdmate records from 3 contemporary groups)