Southdown sheep reach the grapes on the vines. Baby Doll breeders claim that their sheep are closer to the original English Southdown than are the commercial Southdown sheep being grown today. Mature weights for rams range from 190 to 230 lb (86-104 kg); ewes weigh from 130 to 180 lb (59-81 kg). From mature ewes, fleece weights are between 5.0 and 8.0 lb ((2.5 - 3.6 kg) with a yield of 40% to 55%. The fleeces are considered medium-wool type with a fiber diameter of 23.5 to 29.0 microns and a numerical count of 54 to 60. The staple length ranges from
Southdown Power Station the plant and purchased the remainder in 2002. A third LM6000 gas turbine was added in 2007. This was operated in open cycle mode. Southdown was owned and operated by electricity generator Mighty River Power (now Mercury Energy), and complemented the company's renewable hydroelectric and geothermal stations. The station, strategically located in the south-central Auckland urban area, provided voltage support for the city, and helped to meet the peak demand requirements in the Auckland region. Southdown was also extensively used during dry periods, when there was insufficient water to run Mighty River Power's eight hydroelectric power stations on the Waikato