Recent Projects
2023
Commingling preconditioned and auction-sourced calves: effects on BRD related morbidity, mortality, and weight gain Research Article
Feeding behaviour and activity of beef calves during the first week at the feedlot: Impact of calf source and commingling ratios. Research Infographic Research Article
Angus bulls voluntarily access shade during hot weather, reducing scrotal subcutaneous temperatures and improving sperm quality. Research Article
Calf handling and restraint during the processing of beef calves. Research Infographic
Perceptions of participants in western Canadian beef calf processing events about common calf handling and restraint methods. Research Infographic
Assisted calving ... now what? Research Infographic
What is the cost of assisted calving on Canadian Cow-Calf operations? Research Infographic
Does Meloxicam Positively Affect the Behaviour of Cows and Calves After an Assisted Calving Research Infographic
2022
Objective determination and quantification of pain and inflammation associated with digital dermatitis in feedlot cattle. Research Infographic Research Article
Impact of digital dermatitis on locomotion and gait traits of beef cattle. Research Infographic Research Article
An experimental model to induce digital dermatitis in beef calves. Research Article
Melatonin improves post-thaw sperm quality after mild testicular heat stress in rams. Research Article
Impact of age and duration of maternal separation on the welfare of beef bull calves during spring processing. Research Infographic
2021
Impact of digital dermatitis on feedlot cattle behaviour. Research Infographic Research Article
Risk factors of digital dermatitis in feedlot cattle. Research Article
Economic impact of digital dermatitis, foot rot, and bovine respiratory disease in feedlot cattle. Research Article
Scrotal subcutaneous temperature is increased by scrotal insulation or whole-body heating, but not by scrotal neck insulation; however, all three heat-stress models decrease sperm quality in bulls and rams. Research Article
Impact of volume, immunoglobulin G concentration, and feeding method of colostrum product on neonatal nursing behavior and transfer of passive immunity in beef calves. Research Article
Evaluation of 3 refractometers to determine transfer of passive immunity in neonatal beef calves. Research Article
Assessment of Brix refractometry to estimate immunoglobulin G concentration in beef cow colostrum. Research Article
Cow Calf Vaccination Project
The materials below are the results of a large collaborative project focusing on vaccines for the cow calf sector
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Disease Factsheets
- Black Leg
- BVD (Bovine Viral Diarrhea)
- BRSV (Bovine Respiratory Syncytial Virus)
- Calf Scours/Diarrhea
- Footrot
- Histophilosis
- IBR (Infectious Bovine Rhinotracheitis, Red Nose)
- Leptospiriosis and Vibrosis
- Malignant Edema
- Pink Eye
- Pre-weaning pneumonia
- Red Water
- Tetanus
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Vaccination Guidelines (decision trees)
- Core-Vaccines
- IBR (Bovine Herpes Virus, Infectious Bovine Rhinotracheitis)
- BVD (Bovine Viral Diarrhea)
- BRSV (Bovine Respiratory Syncytial Virus)
- Clostridial
- Risk-Based Vaccines
- Core-Vaccines
- Vaccine Handling Tips
- Podcast with Dr Joyce Van Donkersgood
- Herd Questionnaire - for vets to help clients build herd-specific protocols
- Improving Vaccination Success in your beef herd
- Webinar Recording: Beef cattle vaccinations - the good, the bad, the ugly