54 lines
2.0 KiB
Plaintext
54 lines
2.0 KiB
Plaintext
// Fish (salmon)
|
|
value_happy_salmon_year_in_human_qalys = 0.001 to 0.01
|
|
value_tortured_salmon_year_in_human_qalys = -(0.002 to 0.02)
|
|
value_farmed_salmon_year_in_human_qalys = -0.02 to 0.01
|
|
// ^ purely subjective estimates
|
|
lifetime_salmon = 2 to 3
|
|
// https://thehumaneleague.org.uk/article/how-long-do-salmon-live
|
|
weight_salmon = 3.5 to 5 // kilograms
|
|
// ^ https://www.wildcoastsalmon.com/salmonlifecycle
|
|
calories_per_kilogram_of_salmon_meat = 1700 to 2100
|
|
calories_salmon = weight_salmon * calories_per_kilogram_of_salmon_meat
|
|
// ^ see <https://www.quora.com/How-many-calories-are-in-1kg-of-salmon>
|
|
|
|
salmon_estimates = {
|
|
name: "salmon",
|
|
value_year_in_human_qalys: value_farmed_salmon_year_in_human_qalys,
|
|
weight: weight_salmon,
|
|
calories: calories_salmon,
|
|
lifetime: lifetime_salmon
|
|
}
|
|
|
|
/* Fish Welfare Initiative
|
|
|
|
Sources:
|
|
- https://www.fishwelfareinitiative.org/
|
|
- https://forum.effectivealtruism.org/posts/T5fSphiK6sQ6hyptX/opinion-estimating-invertebrate-sentience#Peter_Hurford
|
|
- https://forum.effectivealtruism.org/posts/Qk3hd6PrFManj8K6o/rethink-priorities-welfare-range-estimates
|
|
- https://nunosempere.com/blog/2023/02/19/bayesian-adjustment-to-rethink-priorities-welfare-range-estimates/
|
|
|
|
Key simplification: assume that all fish are salmon. This is inaccurate, because salmon is a very particular & expensive species of fish. But I think it's ok to start with. Later I could easily add different species.
|
|
|
|
*/
|
|
|
|
fish_potentially_helped = 1M to 2M
|
|
shrimp_potentially_helped = 1M to 2M
|
|
improvement_as_proportion_of_lifetime = 0.05 to 0.5
|
|
|
|
value_fwi_fish =
|
|
fish_potentially_helped *
|
|
improvement_as_proportion_of_lifetime *
|
|
(value_happy_salmon_year_in_human_qalys / salmon_estimates.lifetime)
|
|
|
|
value_of_shrimp_in_fish = (0.3 to 1)
|
|
// ^ very uncertain, subjective
|
|
|
|
value_fwi_shrimp =
|
|
shrimp_potentially_helped *
|
|
improvement_as_proportion_of_lifetime *
|
|
(value_happy_salmon_year_in_human_qalys / salmon_estimates.lifetime) *
|
|
value_of_shrimp_in_fish
|
|
|
|
value_fwi_so_far = value_fwi_fish + value_fwi_shrimp
|
|
|