"There's higher milk production, so you get better calf survival, you see more income, an extra calf here means a child can be educated."
"We'll see a 30 per cent abatement in methane, so if Laos fed every cow tomorrow it could meet its Paris carbon pledge."
"They're very poor, for them this is all their wealth, if it doesn't work they lose everything,"he said.
"My background's in corporate real estate, which is where we came up with the idea of renting,"Ms Martin said.
"We pay them $100 every time they bring a buffalo to the farm, that's almost the equivalent of a month's salary,"she said.
"Some get sick when they give birth, the baby's not healthy, the baby dead,"she said.
"The more cheese we sell, the more buffaloes we rent, the more farmers we can support."