ISO/TR 25080:2025

Wood and wood-based products — Background and examples of calculating contributions to carbon stored in harvested wood products (HWP) Published (Edition 1, 2025)

Abstract

This document provides background information, methods and examples of calculating contributions to carbon stored in wood-based products (harvested wood products, HWP), including storage resulting from HWPs in landfill and bio-CCS, as defined in ISO 13391-1:2025. It includes background to the tier 1 HWP coefficients for various wood-based product categories defined in ISO 13391-1:2025.