New Zealand batsman Neil Broom brought up his ninth List A century to help Otago take four crucial points against Wellington in the Ford Trophy.
New Zealand on Monday dropped all-rounder Jimmy Neesham and batsman Neil Broom from the one-day squad to tour India next month.
New Zealand beat Bangladesh by four wickets with 15 balls to spare.
Neil Broom, who came in as a replacement for the injured Martin Guptill for the T20 series between New Zealand and Bangladesh, suffered the injury to the index finger on his left hand while fielding in Napier and is expected to be sidelined for 7-10 days
New Zealand cut down their 142-run target with two overs to spare as captain Kane Williamson held the innings together with support from Colin de Grandhomme after the first four wickets fell cheaply.
Martin Guptill will require two to four weeks to fully recover, after sustaining the injury while running between the wickets in the third ODI between New Zealand and Bangladesh at Saxton Oval in Nelson on Saturday
Kane Williamson was left unbeaten on 95 while Neil Broom fell just before the close for 97 as New Zealand overhauled Bangladesh's 236 for the loss of only two wickets to sweep the series 3-0
After Neil Broom's unbeaten 109 was the only significant innings in New Zealand's 251, Bangladesh suffered a dramatic meltdown when they were cruising towards what should have been a comfortable victory
It was all about New Zealand international Neil Broom with his blistering ton while Ryan ten Doeschate too shone with his 66 from 26 as Otago Volts completed a rout of Perth Scorchers in Jaipur.
Asked if there was any plan to counterattack after those two early wickets, Neil Broom said he played cautiously initially but soon got momentum going. Perth Scorchers captain Simon Katich, on the other hand, said that his side buckled under the pressure of a huge target.