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%
2.7%

99% (V High)
99% (V High)
Sep 2025 Birth Size (Progeny expected to be born large or extra large) 22.3% 99%
Sep 2025 Birth Weight (Expected progeny birth weight) 41.5 kg 99%
Sep 2025 Gestation (Days between conception and birth) -5.64 days 99%
Sep 2025 Mortality (Calves dead at or soon after birth) -0.26 99%
Sep 2025 Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) 5.40% 99%


40,358 total progeny records from 7,516 dairy contemporary groups
( 414,956 herdmate records from 7,452 dairy contemporary groups)
  • 2,832 progeny ( 21,805 herdmates) born to heifers
  • 9,825 progeny ( 102,229 herdmates) born to 2nd parity dam
  • 27,701 progeny ( 290,922 herdmates) born to ≥3rd parity dam
  • 51.4% progeny (51% herdmates) were males
  • Dam Info
2,232 total progeny records from 495 contemporary groups
( 26,980 herdmate records from 494 contemporary groups)
  • 147 progeny ( 5,791 herdmates) born to heifers
  • 563 progeny ( 5,713 herdmates) born to 2nd parity dam
  • 1,522 progeny ( 15,476 herdmates) born to ≥3rd parity dam
  • 50.5% progeny (49.1% herdmates) were males
  • Dam Info
1,179 total progeny records from 205 contemporary groups
( 14,489 herdmate records from 205 contemporary groups)
  • 88 progeny ( 2,751 herdmates) born to heifers
  • 265 progeny ( 2,934 herdmates) born to 2nd parity dam
  • 826 progeny ( 8,804 herdmates) born to ≥3rd parity dam
  • 46.1% progeny (48.7% herdmates) were males
  • Dam Info