On the show today;  we assess the impact of the Russian invasion of Ukraine - what does it mean for our producers in this part of the world?...  Our border is opening up to the Aussies this weekend minus the MIQ restrictions - we'll find out what that means for our shearing industry with shearing contractors President Mark Barrowcliffe…  And we look at the discovery of a new gene that could make our dairy herd more heat tolerant with LIC Chief Scientist Richard Spelman…   Also, our usual features, including the View From the Top Paddock, this week featuring former Fed President Katie Milne…  You can also listen to Rural Exchange right here on Magic Talk Saturdays & Sundays 6 - 8am. Find out more at Magic.co.nz