1. In calculating the weekly means of a person for supplementary welfare allowance account shall be taken of the following -
(1) all income in cash, including the net cash value of any non-cash earnings derived from personal exertions and the actual or estimated amount of any household income, whether as contributions to the expenses of the household or otherwise, but excluding -
(a) any sums received by way of child benefit under Part IV,
(b) payments by a health board in respect of a child who is boarded out,
(c) in the case of a qualified applicant under a scheme administered by the Minister for the Gaeltacht and known as Scéim na bhFoghlaimeoirí Gaeilge, any income received under that scheme in respect of a person who is temporarily resident with the qualified applicant, together with any other income received in respect of such temporary resident,
(d) any sums received by way of allowance for domiciliary care of handicapped children under section 61 of the Heal