Table 4 Crop yields reduction ratio when switching from conventional to organic farming for crops18,21 and animals22

From: Towards sustainable diets and farming systems through land use optimisation

Category

Yield reduction

Cereals

0.75

Rapeseed

0.55

Pea

0.65

Potatoes

0.65

Sugar beet

0.80

Maize

0.85

Vegetables

0.80

Temporary pastures

0.89

Cattle (meat and milk)

0.86

Pigs

0.90

Poultry layers

0.90

Poultry broilers

0.91