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I found some data from the American Soybean Association on their SoyStats page to help answer this. All data is for 2019. Soybean Product Million metric tons produced USD per ton Total value Meal 44.9 $336 $15.1 billion Oil 11.0 $694 $7.6 billion 33.4 million metric tons (about 60%) of the soybean meal is used as livestock feed in the U.S., and the rest ...


3

Summary There are a great many ways to produce biofuels, and a vast and fast-growing amount of literature on the subject. Ratios of energy returned on energy invested (EROEI) are typically in the range 1.6-6, with some particular authors putting corn ethanol at below 1.0, and others putting ethanol from wheat straw at around 35. All the figures here are ...


1

I looked into this question a bit today and it seems that the industry is not yet mature enough to determine a narrow, consistent range for the energy in to energy out (EIEO) ratio of biofuels for aviation. "Are Advanced Biofuels for Airplanes Ready for Takeoff?" (Scientific American, May 2017) This excellent SA piece discusses the industry forces behind ...


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