Mambo I’ve had 180 approx rings in 3 YB seasons after the 1 st 2 years wiped out racing 7 to 10 old birds this year I raced 64ybs after the 1 st YB race I was down to 23 2 nd race I was down to 9 3 rd race I sent 7 I got 6 home I’ve had them returning I’m up to 36 but that’s with 10 latebreed YBS but they need trained so will lose more every fed is the same wiped out if they say different they are fibbing