We are in the midst of the campaign of ensiling the fields of maize, and is mentioned a very wide range of costs of contractor, which vary according to region and surface-to-ensile.
Values (Weights without VAT) referred to observe the following range of variation:
The scattering that is observed is 40%, which charges interest a good deal. For small areas and near it may be important to think about organizing a pool to hire the work for a larger surface area, so as to achieve best price. Anyway, the analysis should be carried out on the basis of the cost per tonne of dry matter, and don't cost per hectare that really says nothing.