The Sensex at the Bombay Stock Exchange declined by 71 points in early trade today, as funds and retail investors booked profits, amid a mixed trend in Asian markets. The 30-share barometer had gained 183 points in the previous two sessions.The Nifty at the National Stock Exchange fell by 25 points to 6,082.In the Asian region, Japan's Nikkei Index was up 1.63 per cent, while Hong Kong's Hang Seng index shed 0.82 per cent in early trade.