Signing a birth certificate, taking care of expenses, being 'okay' with a cuckold pregnancy is t enough. This is a great privilege. Make sure you unconditionally worship your bull-bred wife and show deep respect to not just your bulk but also his super
My wife and I share the fantasy of us having a friend and a bull and an alpha all in one. We love the idea of a guy being a buddy. Where other people in our lives know him. Even our friends knows he is a friend. He could or would attend functions with us