Bovine Network

Featured

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 >

OAHN Bovine Expert Network Quarterly Vet Report Q3 2025

-Surveillance Update -Q3 Bovine Data from AHL -Project Summary: Mycoplasma wenyonii and Candidatus Mycoplasma haemobos in Ontario -Tips for Testing for Mycoplasma wenyonii and Candidatus Mycoplasma haemobos Read More >

Disease Surveillance Reports

Veterinary Reports
2019

03 Apr , 2020

Private: OAHN Bovine Veterinary Report – Q4 2019

Q4 2019 Bovine Veterinary Report

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09 Jan , 2020

Private: OAHN Bovine Veterinary Report – Q3 2019

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02 Oct , 2019

Private: OAHN Bovine Veterinary Report – Q2 2019

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11 Jul , 2019

Private: OAHN Bovine Veterinary Report – Q1 2019

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Annual Reports

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.

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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 …

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2018

23 Apr , 2019

Private: OAHN Bovine Veterinary Report – Q4 2018

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06 Mar , 2019

Private: Bovine Veterinary Report – Q3 2018

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08 Feb , 2019

Private: Bovine Veterinary Report – Q2 2018

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20 Sep , 2018

Private: Bovine Vet Report – Q4 2017 – Q1 2018

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Annual 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.

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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.

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Producer Reports
2019

03 Apr , 2020

OAHN Bovine Producer Report – Q4 2019

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09 Jan , 2020

OAHN Bovine Producer Report – Q3 2019

2019 Q3 OAHN Bovine Industry Report (Aug – Oct 2019)

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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 …

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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

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Annual Reports

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.

Read More >

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 …

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2018

23 Apr , 2019

OAHN Bovine Producer Report – Q4 2018

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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

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08 Feb , 2019

Bovine Producer Report – Q2 2018

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20 Sep , 2018

Bovine Producer Report – Q4 2017 – Q1 2018

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Annual 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.

Read More >

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.

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2016

09 Feb , 2017

Bovine Producer Report – Q3 2016

A summary of quarterly surveillance data, update on the Calf Health Surveillance project, and more.

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09 Nov , 2016

Bovine Producer Report – Q2 2016

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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.

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Resources

Bovine Health Resources
Factsheets

27 Jan , 2026

Factsheet: Bovine Theileriosis (Theileria orientalis genotype Ikeda)

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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.

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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

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Private: Bovine Respiratory Disease (BRD) Pathogen Summary and Antimicrobial Resistance Information

Information for veterinarians about BRD and AMR.

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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

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23 Sep , 2021

Fact Sheet: Bovine Anaplasmosis

How anaplasmosis is recognized, tested, and handled in Ontario.

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Tools and Guidelines

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

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11 Aug , 2022

Private: Monitoring and Diagnostics for Salmonella Dublin

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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.

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Necropsy in Veterinary Medicine

26 Aug , 2015

Private: The Necropsy in Veterinary Medicine – Part 4

Learn about placement, incisions, postmortem tips, removing the brain, rabies and toxic plants.

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12 Aug , 2015

Private: The Necropsy in Veterinary Medicine – Part 3

Learn about identification, examination, protection and maintaining you tools for a postmortem.

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29 Jul , 2015

Private: The Necropsy in Veterinary Medicine – Part 2

Learn about the principles of a postmortem, euthanasia, understanding postmortem changes, and more.

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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.

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Public Health

15 Dec , 2025

2025 OAHN Public Health Update

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26 Sep , 2024

2024 OAHN Public Health Update

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16 Sep , 2022

2022 OAHN Public Health Update

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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 …

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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.

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Research and Projects

01 May , 2026

OAHN Bovine Project: Investigation of Mycoplasma wenyonii and Candidatus Mycoplamsma haemobos in Ontario dairy cattle

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26 Feb , 2025

OAHN Project: Expanding Interactive Animal Pathogen Dashboards

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15 Jan , 2024

OAHN Network Project: Identification of Culicoides species found in selected areas of Ontario from June – September 2022

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11 May , 2023

OAHN Bovine Network Research Project: Trace Mineral Status in Ontario Beef Herds

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24 Feb , 2023

OAHN Bovine Network Project: Trace Mineral Monitoring in Beef Cattle Herds

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12 Jul , 2021

Private: OAHN Bovine Project: Investigation of an elevated number of condemnations for septicemia in veal

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31 Mar , 2021

OAHN Bovine Project: Parasitism in Grazing Cattle in Ontario

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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.

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20 Aug , 2020

Private: OAHN Bovine Research Project: Disease testing for newly introduced cattle

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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

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23 May , 2018

OAHN Bovine Research Project: Calf Surveillance

Executive summary, full report, and poster for the OAHN Bovine research project.

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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.

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15 Feb , 2017

Bovine Podcasts

A link to all OAHN Bovine Podcasts.

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Rabies Resources

16 Feb , 2023

Guide d’évaluation des risques liés à la rage (Rabies Risk Assessment Flowchart – French)

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24 May , 2022

Rabies Risk Assessment Flowchart

View and download this veterinary handout.

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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.

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15 Dec , 2015

OAVT Rabies Tips for Large Animal Hospitals

A guide on how large animal hospitals can deal with rabies.

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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.

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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.

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20 Oct , 2015

Government and Industry Links for Bovine Stakeholders

Helpful links for bovine producers and stakeholders.

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08 Oct , 2015

Important Contact Information: Bovine Network

A list of industry and government contacts.

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22 Jun , 2015

Continuing Education and Resource Links for Bovine Veterinarians

This list of links provides a great starting point for bovine vets.

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Team Members

Dr. Cynthia Miltenburg

Co-lead

OMAFA

Dr. Rita Couto Serrenho

Ontario Veterinary College

Dr. Gillian Davidson

Private Practitioner

Dr. Kristen Edwards

OVC

Dr. Rebecca Egan

Animal Health Laboratory

Dr. Elouise Molgat

Lactanet

Dr. Bukunmi Odebunmi

Epidemiologist

OMAFA

Dr. Tim Pasma

Epidemiologist

Animal Health Lab

Dr. Daniel Pecoskie

Private Practitioner

Dr. Dave Renaud

Ontario Veterinary College

Dr. Scott Robertson

Private Practitioner

Dr. Tanya Rossi

OAHN Coordinator

Animal Health Laboratory

Dr. Lisa Sharko

OMAFA

Dr. Luiza Stachewski Zakia

OVC