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 7.3% 2.9%	98% ( 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 7.3% 2.9%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	25.9%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	26.2%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.2 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	43.3 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-2.26 days	99%
May 2025	Gestation (Days between conception and birth)	-2.27 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.23	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.74%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.73%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.9%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 2.9%	98% 99%
Sep 2025	Birth Size	25.9%	98%
May 2025	Birth Size	26.2%	98%
Sep 2025	Birth Weight	43.2 kg	96%
May 2025	Birth Weight	43.3 kg	96%
Sep 2025	Gest	-2.26 days	99%
May 2025	Gest	-2.27 days	99%
Sep 2025	Mort	-0.23	99%
May 2025	Mort	-0.23	99%
Sep 2025	Maternal Calving Difficulty	4.74%	98%
May 2025	Maternal Calving Difficulty	4.73%	98%

5,807 total progeny records from 1,133 dairy contemporary groups

( 76,952 herdmate records from 1,130 dairy contemporary groups)

487 progeny ( 3,831 herdmates) born to heifers
1,449 progeny ( 18,828 herdmates) born to 2nd parity dam
3,871 progeny ( 54,293 herdmates) born to ≥3rd parity dam
42.5% progeny (49.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 69.1%, FR: 24.6%, JE: 2.6%, NR: 0.8%, OTHER: 1.2%	HO: 69.0%, FR: 24.1%, JE: 2.9%, NR: 0.9%, OTHER: 1.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.6% 2.6%	6.3% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1116 Days 2151 Days	744 Days 1120 Days 2196 Days

430 total progeny records from 99 contemporary groups

( 6,349 herdmate records from 99 contemporary groups)

50 progeny ( 1,211 herdmates) born to heifers
108 progeny ( 1,429 herdmates) born to 2nd parity dam
272 progeny ( 3,709 herdmates) born to ≥3rd parity dam
38.1% progeny (48.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.2%, FR: 23.2%, JE: 1.8%, NR: 0.6%, OTHER: 1.4%	HO: 68.4%, FR: 23.9%, JE: 3.1%, NR: 1.0%, OTHER: 1.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.3% 18.7% 19.1%	18.9% 18.9% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 40.3kg 40.9kg	40.8kg 40.7kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	760 Days 1126 Days 2172 Days	743 Days 1116 Days 2210 Days

138 total progeny records from 37 contemporary groups

( 2,637 herdmate records from 37 contemporary groups)