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 (%) 95% (V High) 6.3 76
Liver Fluke (%) 53% (Average) 32.1 38

Within Breed

Trait Reliability PTA Percentile
TB (%) 95% (V High) 6.3 86
Liver Fluke (%) 53% (Average) 32.1 1

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 (%) 262 372 5% of progeny were TB Reactors 18288 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 260 370 5% of progeny were TB Reactors 18129 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 172 230 26% of progeny had damaged livers 959 16% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 169 227 26% of progeny had damaged livers 935 17% 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 262 260 172 169
Total Progeny Records 372 370 230 227
Average Progeny Prevalence 5% of progeny were TB Reactors 5% of progeny were TB Reactors 26% of progeny had damaged livers 26% of progeny had damaged livers
Total Herdmate Records 18288 18129 959 935
Average Herdmate Prevalence 3% of herdmates were TB reactors 3% of herdmates were TB reactors 16% of herdmates had damaged livers 17% 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