How does body condition affect fertility?
Influence of the heifer’s body condition on fertility
Optimal body condition score in confined dairy herds: 2.5 to 3. If the cow is too thin or too fat, the AI success rate will be low. This has been confirmed by recent studies showing that ideal body condition score at calvingGiving birth to a calf. in high producing dairy herds is 2.5 to 3.0 – less than originally thought!
3.5 to 4
Causes and consequences of poor body condition at calving
|Fat cow||Thin cow|
- Slow, listless birth, retained placenta
- Milk fever, mammary oedema
- Faster and more severe loss of weight
- High milk fat content in first tests
- Retained placenta
- True anoestrusState characterised by the absence of cyclicity and therefore the absence of heat. It is frequently observed after parturition for a longer or shorter period depending on the breed and physiological status.
- Low fat content in first tests
- Dry cows not separated from others
- Excess of feed during dry period or at the end of lactation
- Prolonged lactation following a fertilityAbility of a living organism to reproduce. From a zootechnical point of view: ability to give birth to a calf, a lamb, a goat or a piglet. problem
- Restrictions on feeding at the end of lactation or dry period
- Primiparous cows with parasites
- Reserves not restored at the end of lactation
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