CLIMATE
The Dark Side of Dairy We’re Not Talking About
How milk production impacts climate, health, and animal welfare more than you think
Most people don’t realise how much suffering hides behind a splash in their tea.
The average dairy cow produces over 7,000 litres of milk a year — while her calf gets none.
It’s marketed as healthy, natural and wholesome, but dig a little deeper and you find another story.
Beyond the dairy industry’s idyllic propaganda, there’s a culture of silence that hides some disturbing facts.
In this article, I’ll be asking, “Is milk ethical?” and addressing why dairy isn’t just a dietary choice. It’s a climate, health and ethical catastrophe.
“White Gold” and Its Hidden Cost
On the surface, the dairy industry appears to be extremely lucrative for farmers. The rapid expansion of the industry in countries as diverse as Mali, Bangladesh and New Zealand, and its impact on their economies, has led to milk repeatedly being referred to as “white gold”.
In reality, Governments prop up the industry through heavy subsidies, price supports, and protectionist trade policies, such as import tariffs, quotas and price controls.
In one country, milk is called ‘white gold.’ In another, it’s only viable because it’s propped up with billions in public funds.
That’s not a contradiction. That’s the dairy industry doing what it’s always done — hiding structural failure behind a shiny surface.
Farms are forced to industrialise if they are to stay competitive. Surplus milk is dumped onto foreign markets at artificially low prices, further squeezing out small-scale producers.
These systems keep milk artificially cheap for the consumer and dairy systems artificially large.
“White gold” isn’t real wealth. It’s manufactured value, built on environmental damage, taxpayer dependence, and animal suffering.
The Environmental Footprint of Dairy Farming
Cows’ milk dwarfs plant-based alternatives in environmental impact. Dairy needs 10× more land compared to plant milk, up to 20× more water and emits 3× more greenhouse gases.
And these are not just any greenhouse gases. Methane is up to 80× more potent than CO₂ at trapping heat, and dairy cows produce it constantly through their burps.
Bovine methane emissions are one of the biggest contributors to global warming. Cows produce around 30–37% of global methane emissions.
Manure lagoons — massive pools of cow dung — release further methane and nitrous oxide. Runoff into lakes and rivers leads to eutrophication and harmful blooms, as well as introducing pathogens like E. coli into water supplies and wetlands.
Despite this, the dairy industry is often exempt from key environmental regulations.
Dairy isn’t a green solution by any measure, yet it remains largely ignored in climate plans. Switching to plant-based milks isn’t just trendy — it’s urgent.
Animal Suffering: The Reality Behind the Carton
Like every other mammal, including humans, cows only produce milk for their babies. To induce milk production, they are forcibly impregnated (i.e. raped).
This invasive and abusive procedure involves the cow being immobilised in a ‘rape rack’ (industry term) while the farmer inserts one hand up her rectum to hold her cervix in place. A steel rod is inserted into her vagina to inject semen.
This traumatic experience might be offset by the joy that every mother experiences when her baby is born. Any joy she feels, however, is cruelly cut short when her calf is torn away from her within 24 hours of birth.
Cows will often cry for days on end after their babies are stolen. I’m sure any mother reading this can understand why.
Male calves are seen as little more than a waste product. They will either be killed outright or sent away to be reared for veal.
Kept in tiny crates away from other calves or cows, they are fed an iron-deficient diet to make them anaemic. Their misery only ends when they are killed after just a few short months, so their pale, anaemic flesh can be sold as veal.
Females might be allowed to live, but only so they can become milk-slaves like their mothers. Their lives are a repeating cycle of milking, pregnancy and the heartbreak of having their babies repeatedly stolen from them.
Up to half of dairy cows spend their entire lives indoors. They never see an open field. They never get to breathe fresh air.
They spend their life standing on bare concrete, often hock-deep in their own shit.
The toll this takes on their bodies makes them vulnerable to mastitis, laminitis, abscesses and exhaustion. They soon become worn out or collapse, and are sent for slaughter at a fraction of their natural lifespan.
This reality of life on an industrial dairy farm is a world away from the public perception of “happy cows” living peaceful lives in green fields and fresh air.
Dairy and Human Health: What Science Is Saying
Human beings are the only animal that regularly drinks the milk of another species. We are also the only species that drinks milk past infancy.
It’s an unnatural and, frankly, bizarre thing to do.
Lactose intolerance affects 65% of the global population, yet government and industry propaganda continue to push milk as essential.
Myths like “you need milk for calcium” have long since been exposed as lies. Yet these lies continue to be circulated, and we continue to fall for them.
Not only do we rarely ask ourselves, “Is milk essential?” but we rarely even ask, “Is milk healthy?”
Given milk’s naturally high LDL cholesterol content, it’s hardly surprising that it raises your risk of heart attack. Analysis shows that just one additional half-serving of regular milk per day correlates with a 9% higher risk of dying from cardiovascular disease and 11% higher risk of cancer and all-cause mortality.
Although this link between such a high-cholesterol substance and heart attacks might be expected, many people are more surprised that those who drink more milk have higher rates of bone and hip fractures.
We’ve been told we need to drink milk for strong bones, yet research suggests the animal protein in milk creates a heavy acid load in our body, leaching calcium from our bones and actually making them weaker.
Countries like Japan and Peru, where dairy is consumed in much smaller amounts, have lower fracture rates than countries with high dairy consumption like the U.S. or Sweden.
Milk consumption has also been linked to increased acne, asthma and certain cancers.
Hardly a health drink.
The Rise of Dairy-Free Living
The choices of non-dairy milk, cheese and butter available today are remarkable. The shift towards plant-based ‘dairy’ isn’t just a trend — it’s becoming the new norm.
Traditional wholefood products like oat milk and cashew cheese, are now being joined by products produced through advanced technological processes like precision fermentation.
Precision fermentation emits up to 97% fewer greenhouse gases and uses 99% less water, making it a far more sustainable option than cows’ milk ever was.
In 2024, the global plant-based milk market was worth about $21.1 billion in 2024, with projections reaching $41 billion by 2034.
Oat milk is especially booming, being valued at $3.7 billion globally by 2023, and growing at ~11.5% annually.
It’s become so easy now to reach for the oat milk, vegan margarine or soya yoghurt instead of the dairy alternative when doing your supermarket shop. Most coffee shops also have at least one plant milk option.
Transitioning away from dairy isn’t just a dietary choice. It’s an urgent necessity to dramatically reduce carbon, land and water waste, improve our own health and put an end to animal abuse.
If you’d like to explore more about veganism and animal rights, download my FREE ebook here
