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ISO/CD 13391-2

Wood and wood-based products — Carbon balance — Part 2: Forest management unit

General information

30.60     Sep 16, 2023


ISO/TC 287

International Standard

79.020     13.020.40     65.020.01  


This document provides a methodology for calculating the carbon balance of a forest management unit. This quantification methodology will demonstrate if the forest management unit is a net carbon sink or net carbon source. It provides information that can be used both on organizational and product levels. This calculation methodology includes system boundaries, geographical scale, time periods, allocation method, emission and removal factors etc. Emissions related to forest operations (e.g. fuels for machinery, the production and use of fertilizers) are not included in this document.
NOTE Emissions related to forest operations are covered in part 1 of this standard series.

Life cycle


ISO/CD 13391-2
30.60 Close of voting/ comment period
Sep 16, 2023