Disclosed is a method of producing milk products from milk collected from dairy animals in voluntary milking facilities in which dairy animals are allowed voluntary access to visit milking machines for the purpose of milking, the method comprising: collecting milk exclusively from the voluntary milking facilities processing the collected milk to form a processed milk product derived exclusively from the voluntary milking facilities and packaging the processed milk in a package, wherein the milking machines are milking robots that automatically perform the milking of the dairy animals.