Chopping blade of a forage harvester, having a basic body, which has a fastening portion for fastening the chopping blade to a chopping drum and a cutting portion which is angled in relation to the fastening portion and is intended for harvested crop to be chopped, having at least one crop-guiding element which is fastened to the fastening portion and is intended for guiding chopped harvested crop, wherein a guide surface of said crop-guiding element has a contour which is curved at least in sections and begins at a distance from the one transition edge between the fastening portion and the cutting portion, characterized in that a distance (a) between the beginning of the guide surface of the at least one crop-guiding element and the transition edge between the fastening portion and the cutting portion of the basic body is between 4 mm and 8 mm, the guide surface of the at least one crop-guiding element runs rectilinearly adjacent to the beginning of said guide surface in a first portion with a length (b) between 4 mm and 8 mm, wherein the first portion of the at least one crop-guiding element encloses an angle (α) between 18° and 22° with the fastening portion of the basic body, the first portion of the at least one crop-guiding element merges into a concavely curved second portion, the radius of curvature (Rx) of which is between 21 mm and 25 mm and which has a wrap angle (β) between 29° and 33°, the second portion of the at least one crop-guiding element merges into a concavely curved third portion, the radius of curvature (Ry) of which is between 18 mm and 22 mm and which has a wrap angle (γ) between 24° and 28°, the third portion of the at least one crop-guiding element merges into a convexly curved fourth portion, a maximum height (c) of the crop-guiding element is between 24 mm and 30 mm starting from the fastening portion of the basic body, wherein the at least one crop-guiding element is a roll profiling element. having a basic body, which has a fastening portion for fastening the chopping blade to a chopping drum and a cutting portion which is angled in relation to the fastening portion and is intended for harvested crop to be chopped, having at least one crop-guiding element which is fastened to the fastening portion and is intended for guiding chopped harvested crop, wherein a guide surface of said crop-guiding element has a contour which is curved at least in sections and begins at a distance from the one transition edge between the fastening portion and the cutting portion, characterized in that a distance (a) between the beginning of the guide surface of the at least one crop-guiding element and the transition edge between the fastening portion and the cutting portion of the basic body is between 4 mm and 8 mm, the guide surface of the at least one crop-guiding element runs rectilinearly adjacent to the beginning of said guide surface in a first portion with a length (b) between 4 mm and 8 mm, wherein the first portion of the at least one crop-guiding element encloses an angle (α) between 18° and 22° with the fastening portion of the basic body, the first portion of the at least one crop-guiding element merges into a concavely curved second portion, the radius of curvature (Rx) of which is between 21 mm and 25 mm and which has a wrap angle (β) between 29° and 33°, the second portion of the at least one crop-guiding element merges into a concavely curved third portion, the radius of curvature (Ry) of which is between 18 mm and 22 mm and which has a wrap angle (γ) between 24° and 28°, the third portion of the at least one crop-guiding element merges into a convexly curved fourth portion, a maximum height (c) of the crop-guiding element is between 24 mm and 30 mm starting from the fastening portion of the basic body, wherein the at least one crop-guiding element is a roll profiling element.