just keep at it with training forget about hunting yet 12 mth+ is a good age to start .if you start early the dog may start yappin and whippets are known for that just take your time and enjoy.
i use to do alot of shooting round samlsbury and ribble valley area.only been running dog for just over a year so just building up on permission on that.i use to go wi dogs oh must be 10yr ago so am not new to running dog just didnt have my own.