Leader Greyhound Maintenance 20% Dog Food

Dry Extruded complete

Greyhound Maintenance 20% Dog Food
Poor
our rating

Is Leader Greyhound Maintenance 20% Dog Food a good dog food?

We score it 23/100 (Poor). The main reasons are set out in "Why you might not" below, and every step of the calculation is shown under "How we calculated this score".

How we score

Why this score?

This food achieves a score of 23 out of 100 based on our evaluation of its recipe. Ingredients without printed percentages contributed -13.1 points, and the overall quality of the ingredient list added -8.1 points. Additionally, the processing format accounted for -7 points, while the remaining ingredients contributed -6.7 points to the final calculation.

Only part of the analytical constituents are declared, so the nutritional picture is incomplete.

100% of this recipe has no printed percentage. Estimated shares are model estimates, not label facts.

The Recipe score measures how attractive and transparent the declared ingredient list is. It is not, by itself, proof that the food is nutritionally appropriate for long-term feeding. The Nutritional and Evidence scores measure what we can verify towards that stronger claim.

Estimated composition

carb30.8%
meat26.9%
other23.1%
additive19.2%

Typical analysis (as fed)

Protein
20%
Fat
8%
Fibre
3%
Ash
9%

Additives & feeding info

No additives recorded yet.

Who is this food for?

Suits

  • Labelled by the manufacturer for adult dogs
  • Doesn't list chicken, beef, turkey, lamb, fish, venison, pork, duck as ingredients

Consider something else if:

  • Your dog avoids grain: the label lists cereals
  • You need more protein than this: 20.0% on a dry-matter basis is in the low band

These points are derived from declared ingredients and analysis, not a substitute for veterinary advice. If your dog has a diagnosed condition, food choice is a medical nutrition decision: speak to your vet. Use the homepage filter to find foods that fit your dog.

Ingredients (4)

#As declaredMatchedCategoryTierDeclared %Est. %
1CerealsCerealscarbpoor-30.8
2meat & animal derivativesFresh Meatmeatmedium-26.9
3derivatives of vegetable originVegetable By-Productsotherpoor-23.1
4oils & fats & sodium chloride.Saltadditivepoor-19.2

Brand

Trust and provenance

Recall history
No recalls recorded in our database
Label data last checked
2026-09-13
Scored with
Model v2 (methodology)

Recall history is presentation-only and never affects the score. Dates are when we recorded the data, not when the manufacturer last changed the recipe.

Spotted a mistake in this listing? Report it here and we'll take a look.

Recipe: how the 1-100 score is calculated

Scored with model v2 on 2026-09-22. Each component is the feature value for this product multiplied by the model's published coefficient.

ComponentInputCoefficientContribution
Base score-32.336+32.34
Average ingredient quality-0.89.915-8.15
Meat share of dry matter11.9%0.116+1.38
Carb share of dry matter42.7%-0.113-4.80
Additive share of dry matter27.3%0.177+4.83
Other share of dry matter18.2%-0.371-6.75
Recipe graded poor73.1%-0.045-3.27
Number of poor ingredients3-0.868-2.60
Largest single poor ingredient30.8%0.056+1.73
Undeclared quantities100.0%-0.131-13.09
Complete dietyes1.703+1.70
Additive penalty-23.460.236-5.53
Processing multiplier1.0032.336+32.34
Processing: Dry Extrudedyes-6.996-7.00
Show all 40 components
ComponentInputCoefficientContribution
Base score-32.336+32.34
Average ingredient quality-0.89.915-8.15
Meat share of dry matter11.9%0.116+1.38
Carb share of dry matter42.7%-0.113-4.80
Oil share of dry matter0.0%-0.088+0.00
Vegetable share of dry matter0.0%-0.002+0.00
Additive share of dry matter27.3%0.177+4.83
Supplement share of dry matter0.0%-0.009+0.00
Other share of dry matter18.2%-0.371-6.75
Unrecognised share of dry matter0.0%-0.022+0.00
Recipe graded poor73.1%-0.045-3.27
Poor-quality meat in recipe0.0%-0.182+0.00
Number of poor ingredients3-0.868-2.60
Largest single poor ingredient30.8%0.056+1.73
Undeclared quantities100.0%-0.131-13.09
Prints ingredient percentagesno3.194+0.00
Complete dietyes1.703+1.70
Frozen or chilled freshno11.440+0.00
High meat (30%+ of dry matter)no-0.506+0.00
Low meat (under 10% of dry matter)no-1.988+0.00
High carb and low meatno-1.250+0.00
Meat share × printed percentages0.0-0.073+0.00
Meat share × fresh0.0-0.339+0.00
Fresh × high meat0.016.475+0.00
Additive penalty-23.460.236-5.53
Processing multiplier1.0032.336+32.34
Processing: Rawno13.322+0.00
Processing: Fresh Chilledno7.712+0.00
Processing: Fresh Frozenno6.583+0.00
Processing: Fresh Refrigeratedno4.857+0.00
Processing: Fresh Shelfno0.072+0.00
Processing: Dry Freeze Driedno11.127+0.00
Processing: Dry Air Driedno9.320+0.00
Processing: Dry Cold Pressedno4.569+0.00
Processing: Dry Bakedno-2.321+0.00
Processing: Dry Extrudedyes-6.996-7.00
Processing: Dry Semi Moistno-6.833+0.00
Processing: Dry Mueslino-10.711+0.00
Processing: Wet Pateno2.935+0.00
Processing: Wet Chunksno2.292+0.00
Processing-type offset
-0.01
Subtotal
23.1
Final score
23/100

Contributions are rounded to two decimals, so they may not sum exactly to the subtotal. The full coefficient table is published on the methodology page.

Nutritional: declared analysis vs reference ranges

How the declared analysis compares with FEDIAF reference ranges for adult dogs. The label prints as-fed values; we convert to a dry-matter basis before scoring, and the bands are dry-matter ranges. Scores rise to 100 at the band midpoint: the reference is adequacy, not maximisation. Nutrients with a published upper limit taper again above it; fat is policed through calorie density rather than a direct penalty.

NutrientAs fed (label)Dry matter (scored)Score
Protein2021.7 (band 18 to 40%)80.2
Fat88.7 (band 5.5 to 20%)83.2
Fibre33.3 (band 0.5 to 5%)100

Scored over 3 declared nutrients (combined weight 50); undeclared nutrients do not affect the score. Moisture was not declared and was estimated at 8% from the food type.

Low confidence: partial analysis or moisture estimated from the food type.

This measures agreement with published reference ranges, not suitability for an individual dog. For medical conditions, follow veterinary guidance.

Transparency: what the label discloses

How much the manufacturer discloses, measured against the FEDIAF Code of Good Labelling Practice and Regulation 767/2009. Mandatory items dominate the weighting.

ItemPoints
Ingredient list on the label (mandatory)10/10
Printed percentages on the label (voluntary) - not on file0/20
Analytical constituents declared (mandatory) - not on file0/15
Additives declared (mandatory) - not on file0/10
Energy value declared (voluntary) - not on file0/5
Complete/complementary designation (mandatory)5/5
Feeding guidance given (mandatory) - not on file0/10
Manufacturer identity and address (mandatory)5/10
Country of manufacture stated (voluntary)10/10
Batch and date labelling (mandatory) - not on file0/5

Capped at 60: mandatory items missing (Analytical constituents declared, Additives declared, Feeding guidance given, Batch and date labelling).

Safety: recall history

Recall and safety-notice history, time-decayed. This dimension is shown alongside the score and never feeds the headline number.

No recalls recorded in our database.

See all current recalls we track.

Evidence: what the brand claims, and what supports it

The marketing claims made on the pack and product page, and how much evidence sits behind them. We record the claims as stated; we do not assess whether they are true.

ClaimTypeSubstantiation
complete balanced nutrition in every mouthful (on page)NutrientManufacturer assertion
Highly Digestible (on page)FunctionalManufacturer assertion
optimum digestion and firmer stools (on page)FunctionalManufacturer assertion
Quality Meat and Protein for Better Condition (on page)FunctionalManufacturer assertion
Our Diets are Manufactured in a BRC Global Food Standard Accredited Site (on page)ContentManufacturer assertion
a complete feed for greyhounds & similarly sized sight dogs that are currently not in hard work (on page)ContentManufacturer assertion
medium level of protein & fats (on page)High/low levelManufacturer assertion

Limited: at least one claim rests on manufacturer assertion alone.

The full scoring method is published. See the methodology for exactly how the headline score and each dimension are calculated.

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