Crop

Net energy yield

(GJ∙ha⁻¹)

Net reduction in CO₂ emission

(t CO₂ ha⁻¹)

Increase in N₂O emission

(t CO₂-eq∙ha⁻¹)

Net reduction in GHG emission

(t CO₂-eq∙ha⁻¹)

Potato

105

6.01

2.53

3.48

Sugar beet

139

9.01

2.48

6.53

Oilseed rape

45

2.89

2.33

0.56

Silage maize

121

6.27

1.64

4.63