20 Sep 2024 --- Soilfood is using fiber-based packaging waste from Metsä Board’s mills as raw material for animal bedding. The partnership between the two companies highlights the potential of circular economy practices to repurpose by-products from packaging production as the industry increasingly turns to innovative ways to manage waste.Metsä Board’s mills produce fresh fiber paperboards, with fibrous by-products created during the manufacturing of folding box boards, food service boards and white kraft liners.