I bred the dog that d.Lloyd has used over his bitch,and I can see where you are coming from regarding his age. I said as much myself ,but d.Lloyd has given him a lot of graft this season ,and agree it's a risk using a young dog ,
His bitch is first class and has been through the mill with an injury or 2 or else I don't doubt he would have waited a few seasons,what I would say is he had the chance of a free lining off Cesar's sire,but chose his own on balance of the work he has given it.
It's a risk yes but one he's weighed up and wish him the best of luck. I may give one a go myself as I've