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
4.0%
1.9%


99% (V High)
99% (V High)
Sep 2025 Birth Size (Progeny expected to be born large or extra large) 3.0% 95%
Sep 2025 Birth Weight (Expected progeny birth weight) 36.7 kg 96%
Sep 2025 Gestation (Days between conception and birth) -2.57 days 99%
Sep 2025 Mortality (Calves dead at or soon after birth) 2.50 99%
Sep 2025 Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) 4.82% 98%


3,248 total progeny records from 456 dairy contemporary groups
( 44,140 herdmate records from 453 dairy contemporary groups)
  • 1,022 progeny ( 7,951 herdmates) born to heifers
  • 596 progeny ( 10,011 herdmates) born to 2nd parity dam
  • 1,630 progeny ( 26,178 herdmates) born to ≥3rd parity dam
  • 49.6% progeny (50.8% herdmates) were males
  • Dam Info
85 total progeny records from 12 contemporary groups
( 1,316 herdmate records from 12 contemporary groups)
  • 18 progeny ( 369 herdmates) born to heifers
  • 19 progeny ( 258 herdmates) born to 2nd parity dam
  • 48 progeny ( 689 herdmates) born to ≥3rd parity dam
  • 42.4% progeny (50.2% herdmates) were males
  • Dam Info
137 total progeny records from 15 contemporary groups
( 2,314 herdmate records from 15 contemporary groups)
  • 26 progeny ( 508 herdmates) born to heifers
  • 27 progeny ( 453 herdmates) born to 2nd parity dam
  • 84 progeny ( 1,353 herdmates) born to ≥3rd parity dam
  • 48.2% progeny (50.5% herdmates) were males
  • Dam Info