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Key questions about heat stress: Physiology and behavior

How does heat stress affect our pigs? This four-part question-and-answer series will give us an in-depth understanding of this key aspect of pig production.

How does heat stress affect the blood pH of the pig?
At what temperature do pigs begin to experience heat stress?
How does it affect their breathing?
How does it affect their feeding habits?

Find the answer to these questions and more in the following slides. Just click on the screen to advance to the slide.

333 Staff

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FAQs

How does heat affect pig physiology?

Hyperventilation causes respiratory alkalosis.
Pigs show signs of stress; temperatures can be as low as 22°C, especially in heavy animals or lactating sows.
They breathe six times faster when they are hot.
They eat less frequently, in smaller quantities, and at specific times.

What is a pig's normal respiratory rate?

Under normal conditions, their respiratory rate is 20 breaths per minute.
If they suffer from heat stress, it can increase to 120 breaths per minute (six times faster).

Key questions about heat stress: Physiology and behavior

Article Comments

How does heat affect pig physiology?

What is a pig's normal respiratory rate?

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