how much energy does it take to produce meat?
According the Oil Drum, it takes more much more energy to product beef than chicken or pork, requiring 31.5 kWh of energy to product 1 pound of beef. Using the online calculator tool, this translates to 107482.461345 BTUs of energy. Producing 1 pound of pork requires 12.6 kWh of energy, or 42992.984538 BTUs.