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 (%) 94% (V High) 9.1 20
Liver Fluke (%) 59% (Average) 35.3 6

Within Breed

Trait Reliability PTA Percentile
TB (%) 94% (V High) 9.1 21
Liver Fluke (%) 59% (Average) 35.3 87

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 (%) 216 322 7% of progeny were TB Reactors 13290 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 206 306 7% of progeny were TB Reactors 12772 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 214 324 17% of progeny had damaged livers 1736 11% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 207 315 16% of progeny had damaged livers 1700 11% 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 216 206 214 207
Total Progeny Records 322 306 324 315
Average Progeny Prevalence 7% of progeny were TB Reactors 7% of progeny were TB Reactors 17% of progeny had damaged livers 16% of progeny had damaged livers
Total Herdmate Records 13290 12772 1736 1700
Average Herdmate Prevalence 3% of herdmates were TB reactors 3% of herdmates were TB reactors 11% of herdmates had damaged livers 11% 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