Plough apparatus for ploughing soil, the plough apparatus having - a carrier structure, - a rotatable first cutting element, in the form of a cutting disc, having an encircling first cutting edge, wherein the first cutting element is arranged on the carrier structure and is configured such that, when the carrier structure is moved on the soil in a ploughing direction, a lateral region of a furrow slice of the soil is able to be separated by means of a first cutting region of the first cutting edge, - a second disc-like cutting element with a second cutting edge, wherein the second cutting element is arranged on the carrier structure and is configured such that, when the carrier structure is moved on the soil in a ploughing direction, a bottom region of a furrow slice of the soil is able to be separated by means of a second cutting region of the second cutting edge, wherein the second cutting edge is arranged in the ploughing direction relative to the first cutting element such that the second cutting region is arranged in front of the first cutting region in the ploughing direction and the cutting elements (102, 105) are able to be set in rotation by the furrow slice during ploughing, characterized in that the plough apparatus also has a mouldboard, which is arranged on the carrier structure behind the first cutting region of the first cutting element in the ploughing direction, wherein the mouldboard has a feed face along which the furrow slice is able to be fed after being separated from the soil, wherein the feed face is configured in a curved manner such that, when the furrow slice passes along the feed face, the furrow slice is able to be turned. - a carrier structure, - a rotatable first cutting element, in the form of a cutting disc, having an encircling first cutting edge, wherein the first cutting element is arranged on the carrier structure and is configured such that, when the carrier structure is moved on the soil in a ploughing direction, a lateral region of a furrow slice of the soil is able to be separated by means of a first cutting region of the first cutting edge, - a second disc-like cutting element with a second cutting edge, wherein the second cutting element is arranged on the carrier structure and is configured such that, when the carrier structure is moved on the soil in a ploughing direction, a bottom region of a furrow slice of the soil is able to be separated by means of a second cutting region of the second cutting edge, wherein the second cutting edge is arranged in the ploughing direction relative to the first cutting element such that the second cutting region is arranged in front of the first cutting region in the ploughing direction and the cutting elements (102, 105) are able to be set in rotation by the furrow slice during ploughing, characterized in that the plough apparatus also has a mouldboard, which is arranged on the carrier structure behind the first cutting region of the first cutting element in the ploughing direction, wherein the mouldboard has a feed face along which the furrow slice is able to be fed after being separated from the soil, wherein the feed face is configured in a curved manner such that, when the furrow slice passes along the feed face, the furrow slice is able to be turned.