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
5.5%
2.4%


99% (V High)
99% (V High)
Sep 2025 Birth Size (Progeny expected to be born large or extra large) 18.0% 99%
Sep 2025 Birth Weight (Expected progeny birth weight) 40.8 kg 98%
Sep 2025 Gestation (Days between conception and birth) -1.37 days 99%
Sep 2025 Mortality (Calves dead at or soon after birth) -0.60 99%
Sep 2025 Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) 4.83% 99%


13,353 total progeny records from 3,000 dairy contemporary groups
( 163,440 herdmate records from 2,989 dairy contemporary groups)
  • 726 progeny ( 6,734 herdmates) born to heifers
  • 3,422 progeny ( 42,544 herdmates) born to 2nd parity dam
  • 9,205 progeny ( 114,162 herdmates) born to ≥3rd parity dam
  • 49.4% progeny (50.8% herdmates) were males
  • Dam Info
584 total progeny records from 128 contemporary groups
( 7,195 herdmate records from 128 contemporary groups)
  • 33 progeny ( 1,626 herdmates) born to heifers
  • 139 progeny ( 1,535 herdmates) born to 2nd parity dam
  • 412 progeny ( 4,034 herdmates) born to ≥3rd parity dam
  • 50% progeny (49.8% herdmates) were males
  • Dam Info
318 total progeny records from 61 contemporary groups
( 4,524 herdmate records from 61 contemporary groups)
  • 19 progeny ( 865 herdmates) born to heifers
  • 81 progeny ( 1,001 herdmates) born to 2nd parity dam
  • 218 progeny ( 2,658 herdmates) born to ≥3rd parity dam
  • 49.4% progeny (49.9% herdmates) were males
  • Dam Info