Carbon Trust

Carbon Trust is a climate consultancy and assurance organization that works with companies, governments, and financial institutions on decarbonization, environmental performance, and credible claims. It provides assurance and labeling services, including product carbon footprint labels and the Carbon Trust Standard for Zero Waste to Landfill. Its label directory explains that product carbon footprints are calculated using recognized standards such as ISO 14067 and the GHG Protocol Product Standard.