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 (%) 96% (V High) 9.9 10
Liver Fluke (%) 29% (Low) 31.2 64

Within Breed

Trait Reliability PTA Percentile
TB (%) 96% (V High) 9.9 2
Liver Fluke (%) 29% (Low) 31.2 57

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 (%) 300 441 12% of progeny were TB Reactors 12273 8% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 300 441 12% of progeny were TB Reactors 12272 8% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 12 12 42% of progeny had damaged livers 57 25% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 12 12 42% of progeny had damaged livers 57 25% 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 300 300 12 12
Total Progeny Records 441 441 12 12
Average Progeny Prevalence 12% of progeny were TB Reactors 12% of progeny were TB Reactors 42% of progeny had damaged livers 42% of progeny had damaged livers
Total Herdmate Records 12273 12272 57 57
Average Herdmate Prevalence 8% of herdmates were TB reactors 8% of herdmates were TB reactors 25% of herdmates had damaged livers 25% 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