Read the Progressive Dairyman Canada digital edition


Peruse practical information for the dairy producer on essential topics including management, A.I. and breeding, new technology, and feed and nutrition.


Sub-acute ruminal acidosis (SARA) is described as a digestive disorder where the pH of the ruminal contents is between 5.5 and 5.8. Historical estimates indicate it costs the dairy industry in North America between $500 million and $1 billion per year.

A decrease in rumen pH from the normal range of 6.0 to 6.4 may be attributed to many factors. Some potential causes include:

• Quick diet changes from a lower to a higher concentrate ration
• Overmixing the TMR
• High DCAD diets
• Diet sorting and errors in nutrient content of feeds.

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Are you interested in making an extra $60 per heifer? What kind of difference would that make to your bottom line?

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Despite all of the advances in technology and synchronization protocols in recent years, many producers still find themselves struggling to consistently achieve high reproductive performance.

Although attributing mediocre results to genetics or high production is interesting conversation, as managers and consultants, we are continuing to learn how to improve reproductive profits through effective monitoring of data, optimization of cow comfort and transition programs.

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0811pd_thomson_1Human nature requires that before we can correct a problem, we must first admit to a problem. This author believes there are three important reasons to define environmental mastitis as a problem.

REASON #1: The 400,000 SCC limit for salable milk is coming to America
As I wrote in a Progressive Dairyman article last fall, reducing this country’s SCC limit is long overdue. Now is the time to evaluate your dairy’s SCC history and decide if you are ready for the new regulations.

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Are you getting your milk quality bonuses frequently? How much money are you leaving on the table every month? How are you using your cow records to help you with your milk quality? With the current milk prices, you need that extra income more than ever.

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