i dont currently do any cardio other than the classes.
monday 1hr submission wrestling
wed 1hr submission wrestling 1hr kickboxing (muay thai)
thurs 1hr submission wrestling 1hr kickboxing (muay thai)
friday 1hr submission wrestling
EO sunday 1hr kickboxing 1.5hrs submission wrestling .5hrs sparring
plus weight training on wed,thurs and friday
any day that there is two or more things listed, I do them back to back. so wednesday/thursday right after submission wrestling i go straight into kickboxing. I might start picking up another wrestling and kickboxing class thursday morning in addtion to the night classes. the classes themselves are pretty grueling cardio wise.
we call it submission wrestling, instead of BJJ, because we train w/o the gi