The Christmas Weight counterweight mod adds a festive feel to the farmer. This model clings to the front of the tractor, but looks exactly as you see in the screenshot.
A new counterweight model in the shape of a snowman is sold in the FS 23 Mobile store. The cost is only one and a half thousand dollars.
Three balls of snow, a red scarf with a hat and hands made of tree branches - this is what he looks like.