A spreader arrangement (12) for an agricultural harvester (10) includes a pair of spreader discs (16), at least one cover plate (24) and a windrow chute (26). The spreader discs (16) are generally horizontally arranged and rotatable in a counter rotating manner. Each cover plate (24) is positioned at a location above a respective spreader disc (16), and is operable to inhibit a flow of crop material to the respective spreader disc (16) when positioned above the respective spreader disc (16). The spreader arrangement (12) is characterized in that the windrow chute (26) has an entrance end (30) positioned below the pair of cover plates (24) and above the pair of spreader discs (16), whereby crop material is discharged from the top of the cover plates (24) into the windrow chute (26).