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 (%) 90% (V High) 8.4 33
Liver Fluke (%) 40% (Average) 32.4 34

Within Breed

Trait Reliability PTA Percentile
TB (%) 90% (V High) 8.4 9
Liver Fluke (%) 40% (Average) 32.4 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 (%) 126 157 10% of progeny were TB Reactors 10958 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 125 156 10% of progeny were TB Reactors 10920 3% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 67 91 35% of progeny had damaged livers 395 23% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 66 90 36% of progeny had damaged livers 380 23% 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 126 125 67 66
Total Progeny Records 157 156 91 90
Average Progeny Prevalence 10% of progeny were TB Reactors 10% of progeny were TB Reactors 35% of progeny had damaged livers 36% of progeny had damaged livers
Total Herdmate Records 10958 10920 395 380
Average Herdmate Prevalence 3% of herdmates were TB reactors 3% of herdmates were TB reactors 23% of herdmates had damaged livers 23% 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