UPDATE: A2 shares lift 8.6% on strong first half result

UPDATE: A2 shares lift 8.6% on strong first half result
Rebecca Howard
(Recasts and updates with stock price, Fonterra announcement, broker comment and detail throughout)  By Rebecca Howard Feb. 20 (BusinessDesk) - A2 Milk's stock jumped 8.6 percent after it said first-half profit climbed 55 percent as the milk marketer continued to expand market share in China despite trade tensions between the US and China crimping consumer spending.  Net profit rose to $152.7 million in the six months ended Dec. 31 from $98.5 million a year earlier as sales climbed 41 percent to $613.1 million, Auckland-based, Sydney-h...