A method of grasping a bale of crop material and placing the bale in a bale wagon, the method comprising the steps of sensing, grasping and evaluating. The sensing step includes sensing a presence of a bale between grasping arms of a bale grasping mechanism. The grasping step includes grasping the bale with the grasping arms. The evaluating step includes evaluating a size of the bale that has been grasped.
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