Description

The case study dataset is about growth performance and abattoir findings in pigs commercial production in a selected set of 15 Canadian farms collected in March 1987.

Usage

Format

An adapted data frame of the original dataset which consists of 341 observations of 8 variables and a grouping variable (farm).

farm

farm ID.

female

sex of the pig (1=female, 0=castrated).

age

days elapsed from birth to slaughter (days).

adg

average daily weight gain (grams).

pneumS

presence of moderate to severe pneumonia.

eggs

presence of fecal/gastrointestinal nematode eggs at time of slaughter.

wormCount

count of nematodes in small intestine at time of slaughter.

livdam

presence of liver damage (parasite-induced white spots).

AR

presence of atrophic rhinitis.

References

Kratzer, G., Lewis, F.I., Comin, A., Pittavino, M. and Furrer, R. (2019). "Additive Bayesian Network Modelling with the R Package abn". arXiv preprint arXiv:1911.09006.

Dohoo, Ian Robert, Wayne Martin, and Henrik Stryhn. Veterinary epidemiologic research. No. V413 DOHv. Charlottetown, Canada: AVC Incorporated, 2003.