April 21 (Reuters) - Yancoal Australia Ltd YAL.AX
* Quarterly production of 4.18 million tonnes saleable coal, up 32 percent on year prior
* Quarterly sales volumes (equity share) of 5.01 million tonnes, up 55 percent on year prior
* Australian coking and thermal coal supply was detrimentally affected by impacts of cyclone debbie at end of reporting period Source text for Eikon: ID:nASX4SS3bL Further company coverage: YAL.AX