It is only possible to enter the quarterly maximum gross value in Attache for the purpose of capping super calculations. The ATO guidelines talk about the quarterly value also. https://www.ato.gov.au/Rates/Key-superannuation-rates-and-thresholds/?anchor=Maximumsupercontributionbase
To enter the quarterly gross value maximum:
Go to Setups, Payroll, Employer Contributions, Maintain.
Select the Employer Contribution code that is commonly used in employee Standard Pays for the calculation of super.
Update the Quarterly Value Maximum field.
Accept.