Sporting Lisbon could earn the first instalment of the add-ons from the Bruno Fernandes deal before the end of next month after Manchester United confirmed the signing of the midfielder today.

Fernandes, the Portugal international, arrived at Manchester United’s Carrington training ground this morning to undertake his medical before his transfer from the Portuguese club. Should there be no hiccups, Fernandes will sign a four-and-a-half-year contract, with the option of a further year, either this evening or tomorrow morning.

The Times can reveal the full numbers involved in the deal. United will pay Sporting an initial fee of €55 million (£46.6 million). Sporting could earn another €25 million (£21.1 million) in add-ons, which are broken down as follows.

Sporting will earn €1 million (£840,000) for