We breed them with horns because they've always had them and it will be a breed standard and modern SBF have very wide horns . In the early 1980's there was talk of export sheep needing to get rid of horns so DERBYSHIRE GRITSTONE'S were used on SBF and a couple of polled flocks were bred , but of course never caught on and last I heard from my scanner about 6yrs ago was that 1 flock had gone back to horns , not sure about the other