The invention relates to a method for positioning an individually metered out food portion on an animal cage arranged in a row of animal cages for fur animals, in particular mink, by means of a motorized feed cart comprising wheels, at least one driving wheel, and a feed container, said method comprises the steps of: - moving said feed cart along a row of animal cages, thereby turning the wheels of the feed cart, - determining by means of the control unit that the feed cart has reached a given position corresponding to a given cage from a database of information related to at least positions of animal cages and desired size of food portions to each animal cage, - controlling the feed cart to metering out the desired food portions at a suitable food delivering place at the given animal cage according to the information in said database, - determining by means of the control unit and said database whether a medication should be provided at the given animal cage, and - metering medication out according to the information in the database.