If it's important do it everyday.
Most new trainers agonize over the perfect workout, over-train virtually everyone and are the crazy purist idiots who embarrass themselves at restaurants trying to impress everyone with how clean they eat.
It's hard to peak when you've been training since 1965.
If something is important, do it every day; if it's not important, don't do it at all.
Their highs are too low and their lows are too high.
There is a price you pay if you want to train military personnel - they don't all come back.