That may be so but it is DoD money in DoD's share of the budget.  My guess is that the previous transgender policy was determined without a thorough analysis of the implications because it met the previous commander-in chief's social and political agenda/beliefs.  Those briefings are now occurring.  Since I am not privy to them I have no means to speculate on motives for decisions.  But when I do take the time to look into current issues and policies concerning president Trump, I do find one consistent theme, a consistent and constant knee jerk anti president Trump reaction by many without any real thought or analysis of the plan, policy, and their implications.