Bydd Llywodraeth Cymru'n defnyddio'r peilot i ddeall yn well sut y gall gostyngiadau o'r fath effeithio ar y galw am gludiant cyhoeddus cyn penderfynu ar ei ddyfodol ar ôl Mai 2018.
The Welsh Government will use the pilot to help build a better understanding of how reductions of this nature affect the wider demand for public transport before deciding on its future beyond May 2018.