Breeding can help protect your herd from TB and Liver Fluke infection.

PTAs are interpretative of the expected prevalence of TB or Liver Fluke infection in that animal's progeny.
Therefore, lower PTAs are more desirable.

Across All Beef Breeds

Trait Reliability PTA Percentile
TB (%) 89% (V High) 5.6 85
Liver Fluke (%) 37% (Low) 30.6 85

Within Breed

Trait Reliability PTA Percentile
TB (%) 89% (V High) 5.6 93
Liver Fluke (%) 37% (Low) 30.6 59

Progeny and Herdmate Performance

Date of Evaluation Trait Total Herds Total Progeny Records Average Progeny Prevalence Total Herdmate Records Average Herdmate Prevalence Interpretation
Sep 2025 TB (%) 69 89 11% of progeny were TB Reactors 3740 6% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 69 89 11% of progeny were TB Reactors 3740 6% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 11 11 27% of progeny had damaged livers 18 42% of herdmates had damaged livers Progeny had lower (better) prevalance than herdmates
May 2025 Liver Fluke (%) 11 11 27% of progeny had damaged livers 18 42% of herdmates had damaged livers Progeny had lower (better) prevalance than herdmates
Field TB (Current) TB (Previous) Liver Fluke (Current) Liver Fluke (Previous)
Date of Evaluation Sep 2025 May 2025 Sep 2025 May 2025
Trait TB (%) TB (%) Liver Fluke (%) Liver Fluke (%)
Total Herds 69 69 11 11
Total Progeny Records 89 89 11 11
Average Progeny Prevalence 11% of progeny were TB Reactors 11% of progeny were TB Reactors 27% of progeny had damaged livers 27% of progeny had damaged livers
Total Herdmate Records 3740 3740 18 18
Average Herdmate Prevalence 6% of herdmates were TB reactors 6% of herdmates were TB reactors 42% of herdmates had damaged livers 42% of herdmates had damaged livers
Interpretation Progeny had higher (worse) prevalance than herdmates Progeny had higher (worse) prevalance than herdmates Progeny had lower (better) prevalance than herdmates Progeny had lower (better) prevalance than herdmates