The code aims to prevent and control the spread of common ragwort where it poses a threat to the health and welfare of grazing animals.
Amcan y Rheoliadau yw diogelu iechyd ymdrochwyr rhag llygredd carthion a rhoi gwybodaeth i'r cyhoedd fel y gall pobl wneud penderfyniadau gwybodus ynghylch ble a phryd i ymdrochi.