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 (%) 93% (V High) 7.4 55
Liver Fluke (%) 40% (Average) 32.3 65

Within Breed

Trait Reliability PTA Percentile
TB (%) 93% (V High) 7.4 33
Liver Fluke (%) 40% (Average) 32.3 98

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 (%) 122 175 13% of progeny were TB Reactors 4939 9% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 122 175 13% of progeny were TB Reactors 4939 9% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 11 17 35% of progeny had damaged livers 12 36% of herdmates had damaged livers Progeny had lower (better) prevalance than herdmates
May 2025 Liver Fluke (%) 11 17 35% of progeny had damaged livers 12 36% of herdmates had damaged livers Progeny had lower (better) 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 122 122 11 11
Total Progeny Records 175 175 17 17
Average Progeny Prevalence 13% of progeny were TB Reactors 13% of progeny were TB Reactors 35% of progeny had damaged livers 35% of progeny had damaged livers
Total Herdmate Records 4939 4939 12 12
Average Herdmate Prevalence 9% of herdmates were TB reactors 9% of herdmates were TB reactors 36% of herdmates had damaged livers 36% of herdmates had damaged livers
Interpretation Progeny had higher (worse) prevalance than herdmates Progeny had higher (worse) prevalance than herdmates Progeny had lower (better) prevalance than herdmates Progeny had lower (better) prevalance than herdmates