The threshold shouldnt be changed that's ridiculous, and most people know that a horses tco2 doesn't only rise from bicarb there can also be other factors.
My point life's in the inconsistency of stewards in the penalties they deal out. How can one bloke get a 1k fine then the other 10 or more months. It's time we got ran by people who are not complete dopes and run by people that at least have half a clue