The 2018 CSX system-wide train efficiency metric equals: 208,712,027,000 ton-miles / 423,998,863 gallons = 492 ton-miles per gallon. In other words, CSX trains, on average, can move a ton of freight nearly 500 miles on a gallon of fuel, based on our 2018 revenue ton miles and 2018 fuel use. The fuel efficiency for a freight truck can be