She did claim, perhaps correctly, that the TMX project would increase netbacks by 50 %. (critical-angle.net)
«Increasing the number of transportation options and markets for Canada's oil supply will lead to higher netbacks for all Canadian producers.» (canadianbusiness.com)
Looking at it another way, if netbacks were somehow to be cut by 50 %, it would be rightly be regarded as something of a disaster for the industry. (critical-angle.net)