Dairy farmers need different advice for the same issues

I have worked with dairy farmers in several different countries, on different continents, for the last 2 decades. As we all know, farmers are different but they have many things in common, too, other than the cows of course, within each country or region. This can be explained in many ways, but the dairy farming system that the farmer works with has a lot to do with it. There are many other things that influence farmers, including culture, religion, land, weather, and much more. Since I start