Taking the subsidies out and examining the profitability of all the companies on the supply chain tends to add up to a loss. Given there isn't much labor involv

Taking the subsidies out and examining the profitability of all the companies on the supply chain tends to add up to a loss. Given there isn't much labor involved, energy costs are a good candidate for the lack of profitability. If the input energy costs more than the money the turbine makes, there's a good chance that the turbine doesn't make enough energy to produce itself.