Discuss and improve, please:
IMHO, 3 210-round combat loads for everyone on your team times two for new recruits, plus 500 rounds/person (including future new recruits) for training.
That’s rifle. Pistol = 4 mags each plus 250rds/head for training.
Understand that these are just my SWAGs that I recommend as SOP for our team. More is always better.
George Patton has those numbers: