>140c/day to feed farmers
>140c*~8days=~6d feedstock
>~0.8d cartel payment*12=~10d dust
>assume worst possible prices imaginable at the worst time of day = 20d per shipment
It's 20d (absolute maximum) for a 45d (absolute minimum) average return in exchange for making 12 trades and joining 1 rotation. It's that shrimple.

Find some cheap farmers like the Barnaby bros. I have 6 of them.