Okay...so your whole basis for the idea that he is more pro LGBT and their rights than Ivanka is that he hired MILO
that’s all you have to go on
Okay
.. there are many reports that Ivanka and Jared hosted a fundraiser for gay marriage rights in 2011.
http://www.freedomtomarry.org/blog/entry/freedom-to-marry-announces-expansion-plans
I doubt you will find the same from Bannon.
Promoting an in-your-face gay man to the extent that Breitbart did is not something either Ivanka or Jared Kushner have done, at least not to my knowledge.