Bale forming system comprising - a bale forming apparatus providing a bale forming chamber (Ch) and - a bale transfer unit with a bale carrier and a bale transfer actuator (12.l, 12.r), wherein the bale carrier is arranged to carry a bale, wherein the bale carrier is moveable with respect to the bale forming apparatus between - a bale receiving position and - a bale depositing position, wherein the bale forming apparatus is arranged - to form a bale in the bale forming chamber (Ch) and - to eject the formed bale out of the bale forming chamber (Ch), wherein the bale carrier being in the bale receiving position is positioned at least partly below the bale forming chamber (Ch), thereby arranged to receive an ejected bale, wherein the bale transfer actuator (12.l, 12.r) is arranged to move the bale carrier carrying the bale - from the bale receiving position - into the bale depositing position, wherein the bale carrier being in the bale depositing position is arranged to cause a carried bale to move from the bale carrier in a direction away from the bale forming apparatus, characterized in that the bale transfer unit further comprises - a bale pusher (4, 5) and - a mechanical coupling device (16.l, 16.r), wherein the bale pusher (4, 5) is moveable with respect to the bale carrier between - a parking position and - a working position, wherein the bale pusher (4, 5) being in the working position is positioned between - the bale forming apparatus and - a bale on the bale carrier or having left the bale carrier being in the bale depositing position, and wherein the mechanical coupling device (16.l, 16.r) couples - a movement of the bale carrier from the bale receiving position into the bale depositing position with - a movement of the bale pusher (4, 5) from the parking position into the working position. - a bale forming apparatus providing a bale forming chamber (Ch) and - a bale transfer unit with a bale carrier and a bale transfer actuator (12.l, 12.r), wherein the bale carrier is arranged to carry a bale, wherein the bale carrier is moveable with respect to the bale forming apparatus between - a bale receiving position and - a bale depositing position, wherein the bale forming apparatus is arranged - to form a bale in the bale forming chamber (Ch) and - to eject the formed bale out of the bale forming chamber (Ch), wherein the bale carrier being in the bale receiving position is positioned at least partly below the bale forming chamber (Ch), thereby arranged to receive an ejected bale, wherein the bale transfer actuator (12.l, 12.r) is arranged to move the bale carrier carrying the bale - from the bale receiving position - into the bale depositing position, wherein the bale carrier being in the bale depositing position is arranged to cause a carried bale to move from the bale carrier in a direction away from the bale forming apparatus, characterized in that the bale transfer unit further comprises - a bale pusher (4, 5) and - a mechanical coupling device (16.l, 16.r), wherein the bale pusher (4, 5) is moveable with respect to the bale carrier between - a parking position and - a working position, wherein the bale pusher (4, 5) being in the working position is positioned between - the bale forming apparatus and - a bale on the bale carrier or having left the bale carrier being in the bale depositing position, and wherein the mechanical coupling device (16.l, 16.r) couples - a movement of the bale carrier from the bale receiving position into the bale depositing position with - a movement of the bale pusher (4, 5) from the parking position into the working position.