So if wind produced 35gw and nuclear 20 and demand is 30GW, you just say “well nuclear is the base load and wind needs to be curtailed” What about when nuclear

So if wind produced 35gw and nuclear 20 and demand is 30GW, you just say “well nuclear is the base load and wind needs to be curtailed” What about when nuclear produces 20GW and wind 5 and demand is 35gw Of nuclear costs the same as wind then why not have nuclear produce the full demand?