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 (%) 99% (V High) 8.6 29
Liver Fluke (%) 78% (High) 31.6 50

Within Breed

Trait Reliability PTA Percentile
TB (%) 99% (V High) 8.6 38
Liver Fluke (%) 78% (High) 31.6 99

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 (%) 1127 1790 11% of progeny were TB Reactors 59944 5% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 1126 1789 11% of progeny were TB Reactors 59915 5% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 221 294 47% of progeny had damaged livers 704 30% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 221 294 47% of progeny had damaged livers 704 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 1127 1126 221 221
Total Progeny Records 1790 1789 294 294
Average Progeny Prevalence 11% of progeny were TB Reactors 11% of progeny were TB Reactors 47% of progeny had damaged livers 47% of progeny had damaged livers
Total Herdmate Records 59944 59915 704 704
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