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Dive into the research topics where P.J. Boettcher is active.

Publication


Featured researches published by P.J. Boettcher.


Journal of Dairy Science | 2000

Relationships Between Energy Balance and Health Traits of Dairy Cattle in Early Lactation

B.L. Collard; P.J. Boettcher; Jack C. M. Dekkers; D. Petitclerc; L.R. Schaeffer


Journal of Dairy Science | 1998

Development of an udder health index for sire selection based on somatic cell score, udder conformation, and milking speed

P.J. Boettcher; Jack C. M. Dekkers; B.W. Kolstad


Journal of Dairy Science | 2000

A Quantitative Approach to Classifying Holstein Cows Based on Antibody Responsiveness and Its Relationship to Peripartum Mastitis Occurrence

L.C. Wagter; Bonnie A. Mallard; B.N. Wilkie; K.E. Leslie; P.J. Boettcher; Jack C. M. Dekkers


Journal of Dairy Science | 1998

Genetic analysis of clinical lameness in dairy cattle.

P.J. Boettcher; Jack C. M. Dekkers; Lorin D. Warnick; S.J. Wells


Journal of Dairy Science | 2001

Bayesian Inference for Categorical Traits with an Application to Variance Component Estimation

M.F. Luo; P.J. Boettcher; L.R. Schaeffer; Jack C. M. Dekkers


Journal of Dairy Science | 1999

Comparison of Methods for Genetic Evaluation of Sires for Survival of Their Daughters in the First Three Lactations

P.J. Boettcher; Lalit K. Jairath; Jack C. M. Dekkers


Journal of Dairy Science | 2003

Genotype × Environment Interactions in Conventional versus Pasture-Based Dairies in Canada

P.J. Boettcher; J. Fatehi; M.M. Schutz


Journal of Dairy Science | 2003

Estimation of Genetic Parameters for Concentrations of Milk Urea Nitrogen

G.M. Wood; P.J. Boettcher; J. Jamrozik; G.B. Jansen; D.F. Kelton


Journal of Dairy Science | 1999

Bayesian Analysis for Estimation of Genetic Parameters of Calving Ease and Stillbirth for Canadian Holsteins1

M.F. Luo; P.J. Boettcher; Jack C. M. Dekkers; L.R. Schaeffer


Journal of Dairy Science | 1997

Effects of interactions between type and milk production on survival traits of Canadian holsteins

P.J. Boettcher; Lalit K. Jairath; K.R. Koots; Jack C. M. Dekkers

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D. Petitclerc

Agriculture and Agri-Food Canada

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