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 (%) 91% (V High) 8.6 29
Liver Fluke (%) 31% (Low) 29.9 96

Within Breed

Trait Reliability PTA Percentile
TB (%) 91% (V High) 8.6 73
Liver Fluke (%) 31% (Low) 29.9 92

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 (%) 130 201 9% of progeny were TB Reactors 8829 4% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 126 196 9% of progeny were TB Reactors 8199 5% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 84 114 23% of progeny had damaged livers 608 17% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 84 114 23% of progeny had damaged livers 608 17% 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 130 126 84 84
Total Progeny Records 201 196 114 114
Average Progeny Prevalence 9% of progeny were TB Reactors 9% of progeny were TB Reactors 23% of progeny had damaged livers 23% of progeny had damaged livers
Total Herdmate Records 8829 8199 608 608
Average Herdmate Prevalence 4% of herdmates were TB reactors 5% of herdmates were TB reactors 17% of herdmates had damaged livers 17% 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