The piodalan ceremony is held every six months according to the balinese wuku calendar calculation, but some also use the sasih (lunar calendar) system, so it is celebrated once a year.
Upacara piodalan kamargiang nyabran nem sasih manut ketekan kalender pawukon bali, sakewanten wenten taler sane nganggen ketekan sasih (kalender bulan), nika mawinan kalaksanayang awarsa pisan.