Ballinakill rallied late on but couldn't salvage a draw.
Rathdowney Errill began their Laois Senior Hurling Championship with a win.
Enda Meagher's side came away from O'Moore Park with a 1-24 to 2-18 win over Ballinakill on Saturday.
Jack Kelly and Tadhg Dowling impressed with 0-5 points each, while James Ryan contributed 1-2.
Brian Duggan and Eddie Dwyer got the goals for Ballinakill but it wasn't enough to close the gap.
Sports Reporter with the Leinster Express Gavin Cooper says Ballinakill's late rally wasn't enough:
Elsewhere, reigning champions Clough Ballocalla took down Rosenallis on a final scoreline of 0-17 to 1-11.
Borris In Ossory were 1-29 to 2-14 winners over Abbeyleix St Lazarians, and Portlaoise sealed their opening win as they saw off Ballyfin 2-15 to 1-15.
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