Vaches laitières

Réduire l’IVV à tout prix ?

Eleveurs, Vaches laitières / Par Terre&Cow

Troupeaux laitiers.
En France, l’intervalle vêlage – vêlage (IVV) est situé autour de 410 à 420 jours pour les Prim’Holstein (PH) et de 395 à 400 jours pour les Montbéliardes et Normandes. Le réduire à 400 jours en PH et 390 jours dans les autres races permettrait de faire baisser ses couts de 2 à 4 € par vache et par jour de réduction de l’intervalle. Mais le calcul est-il vraiment si simple ?

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