Accounting for multi-functionality of sheep farming in the carbon footprint of lamb: A comparison of three contrasting Mediterranean systems.

Agriculture & Biology

• carbon footprint 100%
• greenhouse gas emissions 70%
• lambs 64%
• farming systems 60%
• sheep 50%
• pastures 33%
• body weight 26%
• carbon dioxide 24%
• Spain 17%
• livestock 17%
• meat 16%
• land use planning 15%
• landscape management 14%
• sheep meat 14%
• lamb meat 14%
• life cycle assessment 13%
• animal-based foods 13%
• grazing management 13%
• grazing systems 13%
• biodiversity conservation 12%
• subsidies 12%
• animal production 11%
• ecosystem services 11%
• economic valuation 11%
• environmental impact 10%
• land use 10%
• farms 6%