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 (%) 66% (High) 8.1 39
Liver Fluke (%) 18% (V Low) 29.4 97

Within Breed

Trait Reliability PTA Percentile
TB (%) 66% (High) 8.1 49
Liver Fluke (%) 18% (V Low) 29.4 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 (%) 24 25 8% of progeny were TB Reactors 1499 4% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 20 20 10% of progeny were TB Reactors 1195 4% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 16 20 25% of progeny had damaged livers 110 16% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 15 19 26% of progeny had damaged livers 89 15% 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 24 20 16 15
Total Progeny Records 25 20 20 19
Average Progeny Prevalence 8% of progeny were TB Reactors 10% of progeny were TB Reactors 25% of progeny had damaged livers 26% of progeny had damaged livers
Total Herdmate Records 1499 1195 110 89
Average Herdmate Prevalence 4% of herdmates were TB reactors 4% of herdmates were TB reactors 16% of herdmates had damaged livers 15% 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