The percentage of red calls receiving a response within 8 minutes improved in January 2021 but the 65% target was not met for the sixth consecutive month.
Mae canran y galwadau coch a dderbyniodd ymateb o fewn 8 munud wedi gwella ym mis Ionawr 2021 ond ni chyrhaeddwyd y targed o 65% am y chweched mis yn olynol.