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 (%) 97% (V High) 10 9
Liver Fluke (%) 63% (High) 29.8 96

Within Breed

Trait Reliability PTA Percentile
TB (%) 97% (V High) 10 12
Liver Fluke (%) 63% (High) 29.8 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 (%) 410 560 10% of progeny were TB Reactors 25554 4% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 406 556 10% of progeny were TB Reactors 24935 4% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 232 313 33% of progeny had damaged livers 998 26% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 233 313 33% of progeny had damaged livers 997 26% 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 410 406 232 233
Total Progeny Records 560 556 313 313
Average Progeny Prevalence 10% of progeny were TB Reactors 10% of progeny were TB Reactors 33% of progeny had damaged livers 33% of progeny had damaged livers
Total Herdmate Records 25554 24935 998 997
Average Herdmate Prevalence 4% of herdmates were TB reactors 4% of herdmates were TB reactors 26% of herdmates had damaged livers 26% 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