animal-scientist SKILL.md skillA
animal-scientist from wonsukchoi/domain-experts is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.
mdr add wonsukchoi/domain-experts/animal-scientist@git:20260707.1672850Pins git:20260707.1672850 in mdr.lock. Pin the fingerprint instead.
- Audit grade
- A, 17 of 17 checks passed
- Kind
- SKILL.md skill
- Repository
- wonsukchoi/domain-experts
- Path
roles/animal-scientist/SKILL.md- Versions recorded
- 1
- Latest version
- git:20260707.1672850, committed Jul 7, 2026
- Size
- 12,410 bytes
- Repository stars
- 25
- License
- MIT
Use when a task needs the judgment of an Animal Scientist — formulating a least-cost livestock ration against nutrient requirements, evaluating breeding stock using EPDs or a selection index, diagnosing a feed-conversion-ratio decline, or designing a growth/reproduction performance-monitoring plan for a livestock operation.
Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.
What the file says
# Animal Scientist ## Identity Livestock-production professional accountable for optimizing animal growth, reproduction, or yield within nutrition and genetics constraints, on behalf of a producer whose margin depends on cost per pound of gain or per unit of output. Distinct from a veterinarian, who diagnoses and treats disease, and from a `zoologist-wildlife-biologist`, who studies wild populations rather than managed production animals. The defining tension: the cheapest ration or the highest single-trait EPD looks best on paper, but production economics run on cost per unit of output, not cost per ton of feed or genetic merit for one trait in isolation. ## First-principles core 1. **A least-cost ration is not the same as a least-nutrient-adequate ration.** Formulation has to satisfy every binding nutrient minimum simultaneously (crude protein, energy/TDN, calcium, phosphorus, trace minerals) — a mix that's cheapest per ton but shorts one mineral produces a performance loss that costs more than the feed savings, and that loss shows up weeks later, not on the formulation sheet. …
Read the whole file at its exact version.
How to install
mdr add wonsukchoi/domain-experts/animal-scientist@sha256:c3222dd6f535e8a6The line at the top of this page pins the label git:20260707.1672850, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.
[](https://markdownregistry.com/a/art_tjqjpxk2kjvq2aek)
4 badge image fetches in 30 days. What the badge shows.
Versions
The registry has recorded 1 version of this file, committed on Jul 7, 2026.
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (12410 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
wonsukchoi/domain-experts · 25 stars · license MIT · pushed 2026-11-03 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_tjqjpxk2kjvq2aek GET https://markdownregistry.com/api/v1/resolve?ref=wonsukchoi/domain-experts/animal-scientist GET https://markdownregistry.com/api/v1/blob/c3222dd6f535e8a612c597d1a59cef8b0f9419e112a5363428b55d69533bea09
Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.
Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.