Travis d’Arnaud is back, but his Mets’ future is in doubt

Travis d'ArnaudPORT ST. LUCIE — Travis d’Arnaud is scheduled to play in his first game since undergoing Tommy John surgery last April when the Mets face the Cardinals in Jupiter, Fla. on Sunday.

Mickey Callaway said d’Arnaud would DH both Sunday against St. Louis and Monday when the Mets play split-squad games versus Boston and Houston before catching in a game if all goes according to plan.

The manager said the Mets would “continue to work him in [at DH] and see him after that behind the plate at some point.’’

D’Arnaud said he had completed all the steps necessary to get back on the field and Callaway added that the final steps included “live throwing, [facing] live runners, getting his…