3.3 Other income
 
  Group Company
  31 March
2023
Rm
31 March
2022
Rm
31 March
2023
Rm
31 March
2022
Rm
Other income 863 686 1 780 1 240
Interest received from trade receivables1 137 122 106 69
Sundry income2 452 363 1 414 914
Profit on disposal of assets3 274 201 260 257
1 Interest received on trade receivables relates to interest on overdue trade receivables accounts. These are financial assets measured at amortised cost. Interest is recognised on a time proportionate basis, taking into account the principal amount outstanding and effective interest rate.
2 Sundry income for the Company includes income from management fees charged to subsidiaries. The Group and Company amounts include gains or losses on lease terminations and other income on the submarine cable systems. Income on submarine cables consists of reimbursements for work done on behalf of the consortiums, reimbursements on operating cost, maintenance cost (direct cost) and travel fees related to the cable services.
3 Included in the current year profit on disposal of assets for Group and Company is a gain on disposal of contract assets to the amount of R198 million (31 March 2022: R154 million).