The headline seasonally adjusted IHS Markit/CIPS UK Services PMI Business Activity Index registered 51.2 in December, up only slightly from the 28-month low seen in November (50.4). Reports from survey respondents suggested that Brexit-related concerns were a key factor weighing on business-to-business spending at the end of 2018. A number of firms also noted that subdued consumer demand had acted as a brake on sales in December.