IDK, I have to take a bit of an opposing view on this. I too heard Trey say to Charlotte, It's standard, everyone in the family has one. (paraphrasing).
However I can't see Trey not concerning himself at all with the wording of the prenup and then taking such a stand with Bunny(and the attorney representing him) that he intervenes in the settlement proceedings with a last minute telegram from overseas. I'm betting if Trey and Charlotte discussed china patterns, they discussed having children.
A couple of things: accomplished men like doctors are rarely also tall, athletic, and good