AGENT CAPABLE D'AMELIORER LE RENDEMENT EN LAIT ET/OU LA QUALITE DU LAIT DES RUMINANTS, AGENT PREVENTIF OU THERAPEUTIQUE DES MALADIES PERINATALES ET AGENT CAPABLE D'AMELIORER L'EFFICACITE DE LA REPRODUCTION
The present invention addresses the problem of improving the milk yield and/or milk quality of ruminants for milk production, preventing or treating a perinatal disease of ruminants, and improving the reproductive efficiency of ruminants. An agent for improving milk yield and/or milk quality of ruminants, characterized by containing cashew nut shell oil, heat-treated cashew nut shell oil, anacardic acid, cardanol, and/or cardol. A preventive or therapeutic agent for perinatal disease of ruminants, characterized by containing cashew nut shell oil, heat-treated cashew nut shell oil, anacardic acid, cardanol, and/or cardol. An agent for improving reproductive efficiency of ruminants, characterized by containing cashew nut shell oil, heat-treated cashew nut shell oil, anacardic acid, cardanol, and/or cardol.