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 6.4% 2.6%	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 6.4% 2.6%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.1%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.53 days	99%
May 2025	Gestation (Days between conception and birth)	-4.54 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.11	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)	5.65%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.62%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.6%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.6%	98% 99%
Sep 2025	Birth Size	15.1%	94%
May 2025	Birth Size	15.1%	94%
Sep 2025	Birth Weight	40.9 kg	95%
May 2025	Birth Weight	40.9 kg	94%
Sep 2025	Gest	-4.53 days	99%
May 2025	Gest	-4.54 days	99%
Sep 2025	Mort	0.11	99%
May 2025	Mort	0.07	99%
Sep 2025	Maternal Calving Difficulty	5.65%	98%
May 2025	Maternal Calving Difficulty	5.62%	98%

2,460 total progeny records from 458 dairy contemporary groups

( 28,522 herdmate records from 457 dairy contemporary groups)

371 progeny ( 2,617 herdmates) born to heifers
623 progeny ( 7,096 herdmates) born to 2nd parity dam
1,466 progeny ( 18,809 herdmates) born to ≥3rd parity dam
49.8% progeny (51.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.7%, FR: 29.5%, JE: 5.9%, NR: 0.9%, OTHER: 1.7%	HO: 60.9%, FR: 27.1%, JE: 6.8%, NR: 1.1%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.6% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1109 Days 2138 Days	741 Days 1118 Days 2141 Days

50 total progeny records from 11 contemporary groups

( 751 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 63.3%, FR: 30.9%, JE: 2.9%, NR: 0.1%, OTHER: 0.5%	HO: 66.8%, FR: 27.8%, JE: 2.3%, NR: 0.6%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.4% 19.6% 19.5%	18.6% 19.1% 19.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.6kg 41.3kg 41.2kg	40.7kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	740 Days 1129 Days 2138 Days	740 Days 1121 Days 2149 Days

80 total progeny records from 12 contemporary groups

( 1,258 herdmate records from 12 contemporary groups)