Maternity, paternity, shared parental and neonatal pay — in one plan

The official tools are split across several GOV.UK pages and are mostly written for employers. Figures here are the gross amounts (before tax and National Insurance), with an optional rough net take-home. This calculator also estimates NHS Agenda for Change and teachers’ Burgundy Book occupational pay.

Dates and earnings

Baby’s due date

Maternity leave start date

Average weekly earnings (£, gross) Official SMP uses an 8-week reference period around the qualifying week. If you are not sure, enter a typical week’s pay.

Normal contractual weekly pay (£, gross), if different

Continuous weeks with this employer at the end of the qualifying week 26 weeks and earnings of at least £129 a week are the two SMP tests used here.

Weeks of maternity leave planned

Weeks of maternity pay planned (max 39)

Occupational scheme

Scheme

Partner, shared parental leave and neonatal care

Partner’s paternity weeks (0, 1 or 2)

Partner’s average weekly earnings (£)

Partner’s shared parental leave weeks (optional)

Of those, weeks with Shared Parental Pay

Days the baby receives neonatal care Statutory Neonatal Care Pay is one week for each complete 7 days, up to 12 weeks, and is shown separately from the maternity total.

Rough take-home estimate (optional)

Statutory Maternity Pay, paternity pay, shared parental pay, neonatal care pay and occupational maternity pay are paid gross through payroll, like wages. Income tax and National Insurance are then deducted. Fill these in if you want a rough net (take-home) figure. Leave the income box blank if you only want the gross amount.

Where you pay income tax Scotland has its own income tax bands. Wales and Northern Ireland use the same income tax bands as England. National Insurance thresholds are the same across the UK.

Other taxable income this tax year, not including this period (£, gross) For example, the rest of this year’s pay before this period. Used only for the optional net estimate. Pension and student loan deductions are not included — see gross and net pay explained.

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The 2026/27 standard statutory rate is £194.32 a week (gross), or 90% of average weekly earnings if lower. The first 6 weeks of SMP are 90% with no cap. These published rates are before tax and National Insurance, which your employer deducts through payroll. Sources: GOV.UK employer rates, GOV.UK maternity pay and HMRC SPM220400.