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% 2.2%	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 5.7% 2.2%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.0%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.9%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	40.4 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.61 days	99%
May 2025	Gestation (Days between conception and birth)	-4.64 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.36	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.41	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.57%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.55%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.2%	99% 99%
Sep 2025	Birth Size	14.0%	98%
May 2025	Birth Size	13.9%	98%
Sep 2025	Birth Weight	40.4 kg	98%
May 2025	Birth Weight	40.4 kg	98%
Sep 2025	Gest	-4.61 days	99%
May 2025	Gest	-4.64 days	99%
Sep 2025	Mort	-0.36	99%
May 2025	Mort	-0.41	99%
Sep 2025	Maternal Calving Difficulty	4.57%	99%
May 2025	Maternal Calving Difficulty	4.55%	99%

6,440 total progeny records from 1,408 dairy contemporary groups

( 91,712 herdmate records from 1,400 dairy contemporary groups)

1,501 progeny ( 10,614 herdmates) born to heifers
1,572 progeny ( 21,150 herdmates) born to 2nd parity dam
3,367 progeny ( 59,948 herdmates) born to ≥3rd parity dam
52.7% progeny (51.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.9%, FR: 22.0%, JE: 6.0%, NR: 0.7%, OTHER: 1.4%	HO: 67.5%, FR: 20.9%, JE: 6.5%, NR: 1.0%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6.1% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1112 Days 2101 Days	740 Days 1122 Days 2159 Days

254 total progeny records from 72 contemporary groups

( 4,956 herdmate records from 72 contemporary groups)

71 progeny ( 1,163 herdmates) born to heifers
64 progeny ( 1,021 herdmates) born to 2nd parity dam
119 progeny ( 2,772 herdmates) born to ≥3rd parity dam
56.3% progeny (50.3% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.6%, FR: 22.8%, JE: 4.2%, NR: 0.7%, OTHER: 1.3%	HO: 66.2%, FR: 22.3%, JE: 5.3%, NR: 1.4%, OTHER: 1.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.5% 19.3% 19.6%	18.3% 18.7% 19.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.6kg 41kg 40.6kg	40.5kg 40.7kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1102 Days 2066 Days	743 Days 1119 Days 2156 Days

220 total progeny records from 40 contemporary groups

( 4,125 herdmate records from 40 contemporary groups)