Indicators of potential environmental performance for three successive iterations of the Brazilian Forest Code (BFC 1989, BFC 1996 and BFC 2012) for the Xingu River headwaters region of northeastern Mato Grosso: (a) total carbon stocks stored in forest vegetation; (b) mean forest fragment size; (c) change in mean annual discharge from control scenario. Indicators of potential environmental performance for three successive iterations of the Brazilian Forest Code (BFC 1989, BFC 1996 and BFC 2012) for the Xingu River headwaters region of northeastern Mato Grosso: (a) total carbon stocks stored in forest vegetation; (b) mean forest fragment size; (c) change in mean annual discharge from control scenario. Claudia M. Stickler et al. Phil. Trans. R. Soc. B 2013;368:20120160