Wiedemann, S.G.; Henry, B.K.; McGahan, E.J.; Grant, T.; … - In: Agricultural Systems 133 (2015) C, pp. 109-118
efficiency factors (water use, fossil fuel energy demand and land occupation) are reported for the 30 years from 1981 to 2010 … GHG emission intensity (excluding land use change emissions) of 14% from 15.3 to 13.1 kg CO2-e/kg liveweight (LW). The … use on farms, and the increase in feedlot finishing, resulted in a twofold increase in fossil fuel energy demand for beef …