Skip to main content

Table 1 The assumptions used to select GM estimates a

From: Landscape diversity and the resilience of agricultural returns: a portfolio analysis of land-use patterns and economic returns from lowland agriculture

Land use Assumptions for GM from the pocketbooks
Dairy Average GM for average stocking rate (two cows per hectare) of Holstein Friesians
Managed grass (beef) Lowland average GM for average spring and winter calving (single suckling)
Unmanaged grass (beef) Upland average GM for average spring and winter calving (single suckling)
Sheep Lowland average GM for average spring and winter calving
Hay, silage Silage sales minus silage costs
Barley Average GM for winter barley
Maize Average GM for fodder maize
Wheat Average GM for winter-sown wheat
Cereal (spring) Average GM for spring-sown cereals (wheat, barley, and oats)
Cereal (winter) Average GM for winter-sown cereals (wheat, barley, and oats)
Field beans, peas Average GM for winter-sown beans and dried peas
Horticulture Average GM for carrots, onions, and broad beans
Linseed Average GM for linseed
Potatoes Average GM for maincrop potatoes
Oilseed rape Average GM for winter-sown oilseed rape
Sugar beet Average GM for sugar beet
  1. Abbreviations: GM, gross margin.
  2. aSources: John Nix Farm Management Pocketbooks and the UK Department for the Environment, Food and Rural Affairs [57].