June 28 (Reuters) - Ridley Corporation Ltd RIC.AX :
* REFERS TO AQUAFEED INVENTORY LEGACY ISSUE, FULL VALUE OF FINISHED GOODS INVENTORY OF ABOUT $8.4M TO BE WRITTEN DOWN TO ZERO AT 30 JUNE
* WRITING DOWN OF FINISHED GOODS INVENTORY WILL BRING ADDITIONAL $5.4 MILLION OF COST OVER ESTIMATED FULL YEAR PRE-TAX IMPACT OF $5.6 MILLION