ok. Can’t find it the cost data, but look at these co2 savings!
The global warming potential of 1 kg protein production form PBS insect (15.93 kgCO2eq) was lower than the conventional meat sources, such as chicken (18–36 kgCO2eq), pork (21–53 kgCO2eq), and beef (75–170 kgCO2eq)44...