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 (%) 95% (V High) 10.4 6
Liver Fluke (%) 41% (Average) 33.4 14

Within Breed

Trait Reliability PTA Percentile
TB (%) 95% (V High) 10.4 9
Liver Fluke (%) 41% (Average) 33.4 9

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 (%) 151 192 16% of progeny were TB Reactors 8872 5% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 148 189 16% of progeny were TB Reactors 8287 5% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 22 35 37% of progeny had damaged livers 71 30% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 22 35 37% of progeny had damaged livers 71 30% of herdmates had damaged livers Progeny had higher (worse) 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 151 148 22 22
Total Progeny Records 192 189 35 35
Average Progeny Prevalence 16% of progeny were TB Reactors 16% of progeny were TB Reactors 37% of progeny had damaged livers 37% of progeny had damaged livers
Total Herdmate Records 8872 8287 71 71
Average Herdmate Prevalence 5% of herdmates were TB reactors 5% of herdmates were TB reactors 30% of herdmates had damaged livers 30% of herdmates had damaged livers
Interpretation Progeny had higher (worse) prevalance than herdmates Progeny had higher (worse) prevalance than herdmates Progeny had higher (worse) prevalance than herdmates Progeny had higher (worse) prevalance than herdmates