However, during the same period, pastureland is expected to fall by 17 million hectares. Offsetting that loss, will be gains in productivity due to improvements in feed practices (fattening time will fall from 30 months to 26 months within the next four to five years), expansion of feedlots (which will more than double to 6 million animals by 2017) and genetic improvements.
source: meatingplace.com
