Promoting the interests of bovine veterinarians in Ontario.

Vet’s Corner – Dairy

The OABP Executive has agreed to coordinate rotating columns in both the Ontario Dairy Farmer and Ontario Beef Farmer magazines. OABP members are encouraged to contribute articles. Please email the OABP office ( for more information. Click links below to view past articles.






Antibiotic Resistance – Dr. Dan Shock
Biosecurity For Your Herd – Dr. Beth Van Rys
Could Vitamin E and Selenium Deficiency Be Impacting Your Calf Health? – Dr. Lance Males
Calf Diphtheria – Dr. Gabriel Jantzi
Summer SCC Risk – Dr. Darryl Smith
Selective Dry Cow Therapy – Dr. Kyle Steeves
The Lurking Monster in Calf Care – Dr. Robyn Elgie
Reproductive Progress – Dr. Ray Reynen
Raising Good Replacements – Dr. Amanda Topp
Downer Cows – Dr. Sherri Christie
Maximizing Your Milk Cheque – Dr. Chelsea Allan


The Times They Have A Changed – Dr. Dan Shock
Mycotoxins are in the Forecast – Dr. Kyle Steeves
Increasing Profitability – Dr. Robyn Elgie
Benchmarking 101 – Dr. Ray Reynen
Cool Down Your Frustrations – Dr. John Las
How Is Your Monitoring Going – Dr. Sherri Christie
Replacement Heifer Mastitis – Dr. Kyle Steeves
Treating Lameness Like Infectious Diseases – Dr. Chelsea Allan
Antimicrobial Resistance – Dr. Charlotte Winder
Embracing Difficult Questions – Dr. Jennifer Hubbard
Are You Using the Right Teat Dip? – Dr. Amanda Topp
Caring for Newborn Calves – Dr. Charlotte Winder
Milk Replacer Mixing – Dr. Andrew deHaan


The Poisoned Chalice – Dr. Dan Shock
White Muscle Disease  (Message from Beyond the Grave) – Dr. Ann Godkin
Ketosis – Dr. Henry Ceelen
Making Effective Use of SOPs – Dr. Charlotte Winder
Mastitis Hurts – Dr. Cynthia Miltenburg
How to Clean Calf Stuff – Dr. Jessica Retterath
Its Getting Hot Outside – Dr. Dan Shock
Full House – Dr. Ray Reynen
Moldy Feeds – Dr. Taika von Konigslow
Putting An End To Milk Fevers – Dr. Cynthia Miltenburg
Ready, Set, Milk – Dr. Rob Walsh


Bottlenecks and Blind Spots – Dr. Chris Church
Dam Management and Calf Health – Dr. Kimberley Koeslag
Keep Them Cycling – Dr. John Las
Taking Care of Next Generation – Dr. David Lamb
On The Ground – Dr. Amanda Topp
Knocking Down Pinkeye – Dr. Sherri Christie
Space and Time for Transition Cows – Dr. Jessica Retterth
Making the Right Business Decision – Dr. Rob Walsh
Anaplasmosis – Dr. Jessica Gordon
Feeding Calves For Cold Weather – Dr. Jessica Gordon


How Do You Budget Time – Dr Rob Walsh
Optimizing Production With Heat Stress Management – Dr. Dave Lamb
Managing Dry Cows For Improved Udder Health – Dr. Rob Walsh
Teat Ends – Dr. Jessica Retterath


To Ship or Not to Ship – Dr. Kelly Barratt
Best Practices for Dehorning – Dr. Cynthia Miltenburg
The Experiment – Dr. Dave Douglas
The Other Staph and Its Impact on Milk Quality – Dr. Crystal Throop
Blueprint for Success – Dr. Jason Brownridge
Manage Your Dry Cows for Reproductive Success – Dr. Rob Walsh
Milk Fever- New Ideas About An Old Disease – Dr. Kelly Barratt


Adding It All Up With CQM – Dr. Kelly Haelzle
Get Your Cupboard in Shape – Dr. Cynthia Miltenburg
Analyze Records and Learn: SCC – Dr. Dave Douglas
Small Steps to Lower SCC – Dr. Dave Douglas
The New Rules of the Medications Game – Dr. Lance Males


Buyer Beware – Dr. Ann Godkin
Milk Replacer Math – Dr. David Douglas
Standardizing 4-H Show Health – Dr. Henry Ceelen
Change to Benefit Your Business – Dr. Rob Walsh
Preventing Displacements – Dr. Jason Brownridge
Hot Weather Coping – Dr. Geert Jongert
Abortion Storm in a Needle – Dr. Lance Males


Johnes Test Decision – Dr. Ann Godkin
Prevent Abomasal Ulcers – Dr. Henry Ceelen
No Shortcuts to Healthy Calves – Dr. Dave Douglas
To Pull or Not To Pull – Dr. Jason Brownridge
Reproduction – Dr. Chris Church
Limiting Calf Pneumonia – Dr. Jamie Hobson
A Better Calf-Rearing System – Dr. Henry Ceelen


Staying Ahead of Reproduction – Dr. Christie Morrow
Preserving Your Heifer Pipeline – Dr. David Douglas
Watch For Cow Signals – Dr. Phil Meadows
An Abortion Storm – Dr. Lance Males
Options For Terminally Lame Cows – Dr. Gerard Kramer
Making Embryo Transfer Work Part 1  – Dr. Adam Haight
New Embryo Technologies Emerge Part 2  – Dr. Adam Haight
It’s All In The Details – Dr. Phil Meadows


Why Do We Still Use Herd Bulls? – Dr. Andrew MacLeod
Mycoplasma Outbreaks Rare in Dairy Cows – Dr. Jamie Hobson
The Mad Cow Hangover Lingers – Dr. Henry Ceelen
Water Supply Critical – Dr. David Douglas
Clear Communication and a Vaccine Quandry – Dr. James Dykeman
Cleaning Up Colostrum Management – Dr. Phil Meadows
Dairy Health Management Tools – Dr. Wayne Shewfelt


Salmonella Troubles – Dr. Wayne Shewfelt
Defining Herd Health – Dr. Rod Wieringa
Crazy About Sand – Dr. Rod Wieringa
Bunkspace and Social Stress – Dr. Rick Knill
Staph Aureus: The Gift That Keeps Giving – Dr. Henry Ceelen
Start Thinking Biosecurity – Dr. Rod Wieringa


Nothing Has Changed – Why The Problems? – Dr. Henry Ceelen
The Wide-Ranging Effects of Bad Haylage – Dr. James Dykeman
Taking The Next Step On Heat Stress – Dr. Wayne Shewfelt
Talking to Consumers – Dr. Rod Wieringa
On-Farm Decision Making – Dr. Andrew MacLeod
Green Chop Corn Silage – Dr. Warren Skippon