Share 'Kefir'

The last time I used kefir grains was a few years ago when I knew someone who had a cow who I was getting raw milk from but the cow passed away and now I also find the grains in the back of my refrigerator with no life left. I would love to start again if anyone has any extra grains. How about does anyone know a cow who's recently calved?  Because my appetite for raw milk when I'm making daily ba…