GHG emission from maize cultivation combined among raw material used and utilization which include fossil fuel, organic and chemical fertilizer, biomass burning, transportation and only raw material used herbicide insecticide.The largest comes from chemical fertilizer utilization about 143.573 kgCO2 eton-1 or 0.144 kgCO2eKg-1. Summary of greenhouse gas emissions (CO2eq) form Maize Cultivation about 322.2 kgCO2 eton-1 or 0.322 kgCO2eKg-1.