Bovine Network
Featured
OAHN Bovine Expert Network Quarterly Vet Report Q1 2026
-New World screwworm in Texas
-Q1 2026 Bovine Data from AHL
-Johne’s Testing at the AHL
-Johne’s Disease Passive Surveillance: Lactanet Milk Data
-Calf Health Resources … Read More >
Factsheet: Bovine Theileriosis (Theileria orientalis genotype Ikeda)
Learn about Bovine Theileriosis, from what it is, how it is spread, diagnosis, biosecurity, treatment, and more. Read More >
Disease Surveillance Reports
Veterinary Reports
27 May , 2025
Private: OAHN Bovine Expert Network Quarterly Veterinary Report – Q3/Q4 2024
08 May , 2023
Private: OAHN Bovine Expert Network Quarterly Veterinary Report – Q3 and Q4 2022
03 Apr , 2020
Private: OAHN Bovine Veterinary Report – Q4 2019
Q4 2019 Bovine Veterinary Report
09 Mar , 2020
Annual OAHN Public Health Updates
Created especially for public health professionals in Ontario, highlighting pertinent topics the OAHN companion animal network’s reports.
10 Feb , 2020
Ontario Animal Health Network Annual Update
The annual OAHN Update reviews the past year at a glance, Information sharing initiatives, Disease investigations, and our OAHN network members from all of the OAHN networks. Take a few moments to read through and review how the OAHN disease surveillance networks worked to improve animal health in Ontario. OAHN Annual Update 2018-2019 OAHN L’année …
09 Mar , 2020
Annual OAHN Public Health Updates
Created especially for public health professionals in Ontario, highlighting pertinent topics the OAHN companion animal network’s reports.
24 Apr , 2018
Staying Ahead of the Curve Magazine: The Disease Surveillance Plan 2013-2018
Detailing what the DSP and OAHN completed from 2013-2018, including summaries by network, research projects, equipment purchased, tests developed, and much more.
Producer Reports
09 Jan , 2020
OAHN Bovine Producer Report – Q3 2019
2019 Q3 OAHN Bovine Industry Report (Aug – Oct 2019)
02 Oct , 2019
OAHN Bovine Producer Report – Q2 2019
OAHN BOVINE REPORT MAY•JUN•JUL 2019 Download Report Ontario Animal Health Network (OAHN) Bovine Expert Network Quarterly Owner Report In this issue Surveillance Summary for Q2 Ontario Salmonella Dublin Update Anaplasmosis Case in Ontario Ontario Bulk Tank SCC and Milk-based Disease Testing Case Report – Nitrate Toxicosis Meet the OAHN …
11 Jul , 2019
OAHN Bovine Producer Report – Q1 2019
Containing: Surveillance Summary for Q1, 2019 Bovine OAHN Project –Parasitism in Ontario Grazing Cattle, Calf Diarrhea Treatment Myths
09 Mar , 2020
Annual OAHN Public Health Updates
Created especially for public health professionals in Ontario, highlighting pertinent topics the OAHN companion animal network’s reports.
10 Feb , 2020
Ontario Animal Health Network Annual Update
The annual OAHN Update reviews the past year at a glance, Information sharing initiatives, Disease investigations, and our OAHN network members from all of the OAHN networks. Take a few moments to read through and review how the OAHN disease surveillance networks worked to improve animal health in Ontario. OAHN Annual Update 2018-2019 OAHN L’année …
06 Mar , 2019
Bovine Producer Report – Q3 2018
Read about the quarterly network teleconference, surveillance summary, 2018 Ontario Slaughter Report, Salmonella Dublin update, global surveillance, and more
09 Mar , 2020
Annual OAHN Public Health Updates
Created especially for public health professionals in Ontario, highlighting pertinent topics the OAHN companion animal network’s reports.
24 Apr , 2018
Staying Ahead of the Curve Magazine: The Disease Surveillance Plan 2013-2018
Detailing what the DSP and OAHN completed from 2013-2018, including summaries by network, research projects, equipment purchased, tests developed, and much more.
09 Feb , 2017
Bovine Producer Report – Q3 2016
A summary of quarterly surveillance data, update on the Calf Health Surveillance project, and more.
29 Jul , 2016
Bovine Producer Report – Q1 2016
A look at bovine health in Ontario, Premises ID, and an update on the OAHN Bovine Network’s Calf Disease Surveillance Project.
Resources
Bovine Health Resources
25 Jan , 2026
Factsheet: Asian Longhorned Tick – An Encroaching Threat
Learn about the Asian Longhorned Tick’s characteristics, health and epidemiological impact, early detection and control measures, and more.
19 Jan , 2023
Antimicrobial and Antibiotic Backgrounder for Feedlot Cattle
To view a PDF of this document please click here: https://www.oahn.ca/wp-content/uploads/2023/01/Antimicrobial-and-Antibiotic-Backgrounder-final-2022.pdf
Private: Bovine Respiratory Disease (BRD) Pathogen Summary and Antimicrobial Resistance Information
Information for veterinarians about BRD and AMR.
24 Mar , 2022
Factsheet: Salmonella Dublin
To download a PDF of this document, please click here: https://www.oahn.ca/wp-content/uploads/2022/03/Salmonella-Dublin-Factsheet-for-Animal-Owners.pdf
23 Sep , 2021
Fact Sheet: Bovine Anaplasmosis
How anaplasmosis is recognized, tested, and handled in Ontario.
05 May , 2026
Tips for Testing Cattle for Mycoplasma wenyonii and Candidatus Mycoplasma haemobos
To download a PDF copy of this resource, please click here: Tips for Testing Cattle for Mycoplasma wenyonii and Candidatus Mycoplasma haemobos
29 Jan , 2020
How to Benchmark Antimicrobial Drug Usage Rates for your Clinic
This visual step-by-step guide was created to help veterinarians, technicians and clinic managers assess antimicrobial drug usage rates for their clinics.
26 Aug , 2015
Private: The Necropsy in Veterinary Medicine – Part 4
Learn about placement, incisions, postmortem tips, removing the brain, rabies and toxic plants.
12 Aug , 2015
Private: The Necropsy in Veterinary Medicine – Part 3
Learn about identification, examination, protection and maintaining you tools for a postmortem.
29 Jul , 2015
Private: The Necropsy in Veterinary Medicine – Part 2
Learn about the principles of a postmortem, euthanasia, understanding postmortem changes, and more.
06 Jul , 2015
Private: The Necropsy in Veterinary Medicine – Part 1
To go along with our five part podcast on Veterinary Postmortems, we have seven write-ups from Dr. Nick Nation of the University of Alberta. This is part one.
10 Feb , 2020
Ontario Animal Health Network Annual Update
The annual OAHN Update reviews the past year at a glance, Information sharing initiatives, Disease investigations, and our OAHN network members from all of the OAHN networks. Take a few moments to read through and review how the OAHN disease surveillance networks worked to improve animal health in Ontario. OAHN Annual Update 2018-2019 OAHN L’année …
24 Apr , 2018
Staying Ahead of the Curve Magazine: The Disease Surveillance Plan 2013-2018
Detailing what the DSP and OAHN completed from 2013-2018, including summaries by network, research projects, equipment purchased, tests developed, and much more.
Research and Projects
01 May , 2026
OAHN Bovine Project: Investigation of Mycoplasma wenyonii and Candidatus Mycoplamsma haemobos in Ontario dairy cattle
24 Oct , 2025
OAHN Bovine Project: Evaluation of sous vide as a method for colostrum pasteurization (in progress)
15 Jan , 2024
OAHN Network Project: Identification of Culicoides species found in selected areas of Ontario from June – September 2022
11 May , 2023
OAHN Bovine Network Research Project: Trace Mineral Status in Ontario Beef Herds
24 Feb , 2023
OAHN Bovine Network Project: Trace Mineral Monitoring in Beef Cattle Herds
12 Jul , 2021
Private: OAHN Bovine Project: Investigation of an elevated number of condemnations for septicemia in veal
08 Mar , 2021
OAHN Bovine Project: Surveillance of postmortem data from a livestock disposal site
Postmortems are a valuable tool for diagnosis and prevention of disease in food animals.
20 Aug , 2020
Private: OAHN Bovine Research Project: Disease testing for newly introduced cattle
03 Dec , 2019
OAHN Bovine Network Project: OAHN Dairy Veterinary Antimicrobial Sales Benchmarking 2018
OAHN bovine network Dairy Veterinary Antimicrobial Sales Benchmarking project: Executive summary, full report, and veterinary toolkit
23 May , 2018
OAHN Bovine Research Project: Calf Surveillance
Executive summary, full report, and poster for the OAHN Bovine research project.
Podcasts and Webinars
11 May , 2023
Private: VIDEO: Trace Status in Ontario Beef Herds
Recording of the presentation on this research project, as well as a link to the report.
Rabies Resources
16 Feb , 2023
Guide d’évaluation des risques liés à la rage (Rabies Risk Assessment Flowchart – French)
24 May , 2022
Rabies Risk Assessment Flowchart
View and download this veterinary handout.
27 May , 2019
Private: Rabies Resource Page for Veterinarians
Find videos on how to obtain rabies samples from small and large mammals, as well as the rabies risk assessment flow chart.
15 Dec , 2015
OAVT Rabies Tips for Large Animal Hospitals
A guide on how large animal hospitals can deal with rabies.
External Resources and Links
18 Nov , 2019
Bovine Brucellosis Abortion Screening Pilot Project
Communication from the CFIA regarding a pilot project to improve Canada’s bovine brucellosis surveillance.
10 Aug , 2016
Provincial Premises Registry
Premises Identification Numbers: how to register, and what you should know. It’s fast, easy, and every agri-business in Ontario can have one.
20 Oct , 2015
Government and Industry Links for Bovine Stakeholders
Helpful links for bovine producers and stakeholders.
08 Oct , 2015
Important Contact Information: Bovine Network
A list of industry and government contacts.
22 Jun , 2015
Continuing Education and Resource Links for Bovine Veterinarians
This list of links provides a great starting point for bovine vets.
Team Members
Dr. Cynthia Miltenburg
Co-lead
OMAFADr. Rita Couto Serrenho
Ontario Veterinary CollegeDr. Gillian Davidson
Private PractitionerDr. Kristen Edwards
OVCDr. Rebecca Egan
Pathologist
Animal Health Laboratory
Dr. Elouise Molgat
LactanetDr. Daniel Pecoskie
Private PractitionerDr. Dave Renaud
Ontario Veterinary CollegeDr. Scott Robertson
Private PractitionerDr. Luiza Stachewski Zakia
OVCDr. Hannah Golightly
Epidemiologist
OMAFA
Dr. Tim Pasma
Epidemiologist
Animal Health LabDr. Tanya Rossi
OAHN Coordinator
Animal Health Laboratory