** Shares of Australia's MyEco Group MCO.AX rise as much as 250% to A$0.042, their best intraday pct gain since May 11
** The sustainable packaging developer says it was awarded a three-to-five-year contract to supply compostable caddy liners to support Penrith City Council's food programme
** Caddy liners are small, specialized, and fully compostable-biodegradable bags
** Adds that the expected total contract value is A$6.8 million ($4.83 million)
** Stock up over 180% this year, including the day's move
($1 = 1.4085 Australian dollars)
(Reporting by Rajasik Mukherjee in Bengaluru)
((Rajasik.Mukherjee@thomsonreuters.com))