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
5.3%
2.4%

98% (V High)
99% (V High)
Sep 2025 Birth Size (Progeny expected to be born large or extra large) 17.4% 94%
Sep 2025 Birth Weight (Expected progeny birth weight) 40.4 kg 94%
Sep 2025 Gestation (Days between conception and birth) -3.66 days 99%
Sep 2025 Mortality (Calves dead at or soon after birth) -0.38 99%
Sep 2025 Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) 5.48% 99%


4,507 total progeny records from 499 dairy contemporary groups
( 42,975 herdmate records from 499 dairy contemporary groups)
  • 449 progeny ( 4,505 herdmates) born to heifers
  • 1,341 progeny ( 10,035 herdmates) born to 2nd parity dam
  • 2,717 progeny ( 28,435 herdmates) born to ≥3rd parity dam
  • 52.4% progeny (50.2% herdmates) were males
  • Dam Info
44 total progeny records from 12 contemporary groups
( 975 herdmate records from 12 contemporary groups)
  • 7 progeny ( 246 herdmates) born to heifers
  • 13 progeny ( 208 herdmates) born to 2nd parity dam
  • 24 progeny ( 521 herdmates) born to ≥3rd parity dam
  • 61.4% progeny (51.6% herdmates) were males
  • Dam Info
74 total progeny records from 18 contemporary groups
( 1,492 herdmate records from 18 contemporary groups)
  • 13 progeny ( 366 herdmates) born to heifers
  • 15 progeny ( 280 herdmates) born to 2nd parity dam
  • 46 progeny ( 846 herdmates) born to ≥3rd parity dam
  • 45.9% progeny (50% herdmates) were males
  • Dam Info