June 19 (LNGJ) - BG Group has issued bonds worth US$1.57 billion, another step in its investment programme to boost its LNG portfolio. The bonds, a mix of sterling and euros, mature in 2072. The bonds are long-dated, subordinated securities which are treated partially as equity by credit rating agencies. BG has a right to repay the bonds on certain dates, the first being November 2017. The coupon on both the tranches is 6.5 percent per annum.








