Referral bonus to fix a problem of a funnel ... Does not sound wrong. Sound actually very smart.

Hiring freezes except diversity hires ... Sounds wrong.

Financially incentivizing people to hire people of a particular race or gender doesn't sound wrong to you?

If it were "white" or "men", people would have a cow, and rightfully so. But encouraging discrimination in the reverse direction is just fine?

It is about the funnel and not the hiring. I assume here that the funnel is anyway full of white men and the hiring decision itself is non discriminatory.

What does "cow" mean here? Online dictionaries weren't helpful