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"What would we do with the animals if everyone went vegan?"
no one goes vegan all at once across the whole world. Change is gradual, and with less demand, fewer animals are bred. Farmed animals exist in enormous numbers because they're bred for this (C8). Those who already exist could live in sanctuaries or until the natural end of their lives. The problem isn't what to do with them; it's that we keep bringing them into the world to die.
Short answer
No one goes vegan all at once across the whole world: change is gradual. With less demand, farmers breed fewer animals, because breeding is controlled through insemination and hatcheries. The animals that exist can live out their lives, some in sanctuaries. There wouldn't be cows loose in the streets; there'd be fewer cows being born to die.
For children
People won't all stop eating meat on the same day. It happens little by little. When fewer people buy meat, farms breed fewer animals. The animals that already exist can live until they're old, some in sanctuaries, which are like homes for rescued animals.
"If hatcheries incubate eggs according to demand, what happens when demand falls?"
Como pode aparecer
"Release the cows into the streets?"
"They'd have to kill them all at once."
"Chickens would die if released."
"Vegans want to make cows extinct."
"Who's going to look after billions of animals?"
"Without farming, these animals wouldn't even exist." (which is B6)
The strongest version
"Release the cows into the streets? They'd have to kill them all at once."
Strongest version (steelman):
- P1There are billions of farmed animals in the world.
- P2Many wouldn't survive if released into the wild.
- P3If everyone stopped eating meat, there'd be nothing to do with them.
- CSo veganism is impractical or would lead to a catastrophe for the animals themselves.
P1 and P2 are true. The problem lies in P3: change would be gradual, and the animals' breeding is controlled by the farmers.
The argument is valid for an instantaneous change. Its soundness fails because that change doesn't happen.
Full answer
- a
Reconstruction and diagnosis
The argument imagines a scenario that doesn't happen:
How the argument imagines it How change happens Everyone stops eating meat at once Consumption falls gradually Billions of animals are left with nowhere to go Fewer animals are bred each year The animals would have to be released or killed Existing ones live out their lives; new ones stop being born - b
Where the argument breaks
1. Change is gradual.
Meat consumption shifts over years and generations.
2. Breeding is controlled.
Chickens hatch in hatcheries and cattle and pigs are born through insemination, in numbers set by demand (C8).
3. The existing animals can live.
In sanctuaries, on small holdings or to the end of their cycle, while breeding declines.
4. The question reverses the responsibility.
The problem isn't what to do with the animals if we stop eating them; it's that we keep breeding billions of them to die.
5. Selectively bred breeds may decline.
Many production breeds have health problems caused by breeding (B10). Breeding fewer of them is no loss to the animals.
- c
Data and sources
Source What it says Note Bar-On, Phillips and Milo, 2018, *PNAS* Farmed animals make up about 60% of mammal biomass Shows that the number of animals results from production; also used in C8 - d
The strongest counter-reply: some breeds would disappear
The most serious version points out that, with the end of farming, many domestic breeds could disappear, and that this would be a loss of diversity.
- e
Why the counter-reply doesn't reach the conclusion
Breeds aren't individuals.
What matters morally is the animals who feel, not the continuity of a breed (A18).
Some could continue in sanctuaries.
Without being bred to die.
Many breeds suffer because of selection.
Chickens who can barely walk lose nothing by not being born.
- f
Back to the moral question
The question about the animals' fate is legitimate, but the answer is simple: stop breeding them for slaughter. The moral problem isn't what to do with them afterwards; it's continuing to bring them into the world to die.
Reasoning errors
Epistemological
Does the evidence support it?
Unrealistic scenario
Logical
Is the form valid?
Reversing responsibility
Moral
Is the criterion coherent?
Species in place of the individual
Biases
Motivated reasoning
An imaginary scenario excuses real change
General literature on motivated cognition
Extrapolations
The principle being tested is: "if we stop using something, we'd have to destroy what already exists".
If it applied to…Pedigree dogsTap to see
Ending breeding would require killing existing dogs
No one concludes this
If it applied to…Cart horsesTap to see
Banning carts would require killing the horses
Cities set up adoption programs
If it applied to…Farmed animalsTap to see
Ending consumption would require killing them
Breeding simply declines
Contradictions
For any other product.
Which is slaughter.
Many domestic breeds have already disappeared.
What the argument gets right
What is true
The question about the fate of existing animals is legitimate, and a responsible transition needs to answer it, with sanctuaries, public policy and care for the animals already alive.
But
But the scenario of billions of animals set loose doesn't happen, because change is gradual and breeding is controlled. The best way to care for farmed animals is to stop breeding them to die.
Connections
Usually comes before
Usually comes after
Go deeper in Questão de Ética
Chapters from the open-access collection A Journey Through Animal Ethics that discuss this argument in more detail:
- If the World Went Vegan, Would There Be an Excess of… Vol. IV, ch. 11