Global average of 2,800 kcals available per person per day
Even after feeding to livestock a third of global grain production, 90 percent of all soy meal, and a third of the fish catch, there is still a global average of roughly 2,800 calories available per person per day.
Source: For 2007, the most recent year available, the UN Food and Agriculture Organization estimates 2796 calories per capita per day. See FAOSTAT, Food Balance Sheets. http://faostat.fao.org/site/368/DesktopDefault.aspx?PageID=368#ancor Data calculated from FAOSTAT [verified 4/25/14]