It's really no different than the price at the pump for gas. Yes, they already bought the gas that is in their tank but it changes daily :(
Hopefully this year and a bunch of years to come the cotton will be better. The fields have been miserable here the past several years. Last year, the field across the street from my development the fully mature plants were only about knee high. That is about 1/4 the size the should be at least :(