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%
2.5%

99% (V High)
99% (V High)
Sep 2025 Birth Size (Progeny expected to be born large or extra large) 19.4% 99%
Sep 2025 Birth Weight (Expected progeny birth weight) 40.5 kg 99%
Sep 2025 Gestation (Days between conception and birth) -2.65 days 99%
Sep 2025 Mortality (Calves dead at or soon after birth) 0.18 99%
Sep 2025 Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) 5.71% 99%


47,616 total progeny records from 10,664 dairy contemporary groups
( 361,271 herdmate records from 10,484 dairy contemporary groups)
  • 3,891 progeny ( 20,342 herdmates) born to heifers
  • 11,491 progeny ( 100,326 herdmates) born to 2nd parity dam
  • 32,234 progeny ( 240,603 herdmates) born to ≥3rd parity dam
  • 49.6% progeny (50.5% herdmates) were males
  • Dam Info
371 total progeny records from 116 contemporary groups
( 5,616 herdmate records from 116 contemporary groups)
  • 16 progeny ( 1,217 herdmates) born to heifers
  • 80 progeny ( 1,151 herdmates) born to 2nd parity dam
  • 275 progeny ( 3,248 herdmates) born to ≥3rd parity dam
  • 48% progeny (51.1% herdmates) were males
  • Dam Info
836 total progeny records from 152 contemporary groups
( 8,611 herdmate records from 149 contemporary groups)
  • 84 progeny ( 2,213 herdmates) born to heifers
  • 192 progeny ( 1,918 herdmates) born to 2nd parity dam
  • 560 progeny ( 4,480 herdmates) born to ≥3rd parity dam
  • 45.8% progeny (46.4% herdmates) were males
  • Dam Info