 Ocado Group PLC LSE:OCDO has been downgraded by Credit Suisse after the online grocery specialist signed up fewer customers than expected and significantly downgraded its UK retail outlook. The FTSE 100 groups share price target was slashed to 960p from 1,600p by the Swiss banks analysts, who cut their rating to neutral from outperform, adding to some scepticism that already lingers around the company in some analyst circles. 