Apparatus and process for processing blocks or bales of feed. The apparatus comprises a movable mixing bin and a store room with a fixed floor for one or more rows of the blocks or bales of feed. The apparatus further comprises separating means for separating feed the full length of a cutting face which extends downwards from the top of the block or the bale. Conveying means move the separating means in the direction of the cutting face. Discharge means move separated feed to the mixing bin.