The Department of Education & Skills has today the 20th July 2020, published some further information about calculated grades as follows:
Getting my Calculated Grades: A Guide for Students - Please click on the following link to view:
https://www.gov.ie/en/publication/a4aa0-getting-my-calculated-grades-a-guide-for-students/
A Guide to the Calculated Grades Data Collection, National Standardisation and Quality Assurance Processes - Please click on the following link to view:
https://www.gov.ie/en/publication/2fc71-a-short-guide-to-the-calculated-grades-data-collection-national-standardisation-and-quality-assurance-processes/