Demand for the new iPhone helped boost electrical goods retailer Dixons-Carphone’s sales in Ireland by 12% over the Christmas trading period.

Shares in CRH — the international building products giant — have clawed back losses suffered when the UK last month voted to leave the EU after saying that earnings will rise by more than it expected in the current year.

Outsourcing firm, Abtran — which operates the helpline for the Revenue’s local property tax (LPT) — has received fees of almost €10m for providing the service since 2013.