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 (%) 98% (V High) 7.2 59
Liver Fluke (%) 72% (High) 31.6 50

Within Breed

Trait Reliability PTA Percentile
TB (%) 98% (V High) 7.2 71
Liver Fluke (%) 72% (High) 31.6 3

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 (%) 139 196 19% of progeny were TB Reactors 5778 11% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 139 196 19% of progeny were TB Reactors 5778 11% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 18 20 70% of progeny had damaged livers 26 39% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 18 20 70% of progeny had damaged livers 26 39% 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 139 139 18 18
Total Progeny Records 196 196 20 20
Average Progeny Prevalence 19% of progeny were TB Reactors 19% of progeny were TB Reactors 70% of progeny had damaged livers 70% of progeny had damaged livers
Total Herdmate Records 5778 5778 26 26
Average Herdmate Prevalence 11% of herdmates were TB reactors 11% of herdmates were TB reactors 39% of herdmates had damaged livers 39% 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