HOUSTON — Entering Friday, only one player in the big leagues had lost more automated ball-strike system challenges than José Caballero, but none had won more than the Yankees shortstop.

Taking into account the situations in which Caballero has challenged and been unsuccessful — not necessarily the highest-leverage spots — some have looked worse than others on the way to being 5-for-10.

And while Aaron Boone said it is “possible” that he could get to a point where he would tell a player to stop challenging, the Yankees manager is not yet at that stage with anyone just a month into the ABS era.

That said, Boone has had conversations with Caballero about some of his challenges.

“Firm,” Boone said with a grin of the nature of those conversations. “Quite firm.”

It would not be surprising if Boone had a similar conversation with Jazz Chisholm Jr.…