A barn for raising hogs includes walls, a roof, and a floor within the structure for supporting the hogs, the floor being solid such that materials on the floor settle on the floor without passing therethrough and being capable of supporting an animal and the floor including at least one sloped surface and a waste collection area at a lower end of the sloped surface and an animal feeding station adjacent an upper end of the sloped surface. A process is also taught for raising hogs it includes confining hogs on a solid floor, applying compostable, fibrous material to the solid floor, collecting manure-soiled fibrous material from the floor and composting the manure-soiled fibrous material to form a nutrient rich material suitable for use as a compost soil or soil supplement.