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) 11.1 3
Liver Fluke (%) 42% (Average) 35.4 6

Within Breed

Trait Reliability PTA Percentile
TB (%) 95% (V High) 11.1 2
Liver Fluke (%) 42% (Average) 35.4 85

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 (%) 141 197 17% of progeny were TB Reactors 5255 10% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
May 2025 TB (%) 141 197 17% of progeny were TB Reactors 5255 10% of herdmates were TB reactors Progeny had higher (worse) prevalance than herdmates
Sep 2025 Liver Fluke (%) 30 30 47% of progeny had damaged livers 104 35% of herdmates had damaged livers Progeny had higher (worse) prevalance than herdmates
May 2025 Liver Fluke (%) 30 30 47% of progeny had damaged livers 104 35% 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 141 141 30 30
Total Progeny Records 197 197 30 30
Average Progeny Prevalence 17% of progeny were TB Reactors 17% of progeny were TB Reactors 47% of progeny had damaged livers 47% of progeny had damaged livers
Total Herdmate Records 5255 5255 104 104
Average Herdmate Prevalence 10% of herdmates were TB reactors 10% of herdmates were TB reactors 35% of herdmates had damaged livers 35% 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