Thank you all for the replies!

It seems that it looks like the issue TempestII pointed out. I attached a short scenario demonstrating this.

Scenario
2x Tico cruisers defending against various types of anti-ship missiles.

Defending missiles: ESSM, SM-2(Blk IIIA and Blk IIIB), SM-6 (Blk IA and ...

I noticed that e.g. a Ticonderoga equipped with SM2, SM6 and ESSM will fire one of each missile at an incoming anti-ship missile. It seems that the WRA triggers for all of them independently leading to overkill. Optimally, I would want to use only ESSM at close range.

Is this behavior intended and ...