Table 1.
Protein and essential amino acid concentrations recommended for adult cats and growth kittens (maintenance and/or minimal requirement), g per 100 g dry matter (DM).
| Protein | Arg | His | Ile | Leu | Lys | Met | Met+Cys | Phe | Phe+Tyr | Thr | Trp | Val | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Adult cats | |||||||||||||
| Minimum Requirement: AAFCO (11) | 26.0 | 1.04 | 0.31 | 0.52 | 1.24 | 0.83 | 0.20 | 0.40 | 0.42 | 1.53 | 0.73 | 0.16 | 0.62 |
| Minimum Requirement: FEDIAF (12) | 25.0 | 1.00 | 0.26 | 0.43 | 1.02 | 0.34 | 0.17 | 0.34 | 0.40 | 1.53 | 0.52 | 0.13 | 0.51 |
| Minimal Requirement: NRC (7)a | 16.0 | 0.77 | 0.26 | 0.43 | 1.02 | 0.27 | 0.14 | 0.27 | 0.40 | 1.53 | 0.52 | 0.13 | 0.51 |
| Maintenance: NRC (7)b | 20 | 0.77 | 0.26 | 0.43 | 1.02 | 0.34 | 0.17 | 0.34 | 0.40 | 1.53 | 0.52 | 0.13 | 0.51 |
| Growth kittens | |||||||||||||
| Minimum Requirement: AAFCO (11) | 30.0 | 1.24 | 0.33 | 0.56 | 1.28 | 1.20 | 0.62 | 1.10 | 0.52 | 1.92 | 0.73 | 0.25 | 0.64 |
| Minimum Requirement: FEDIAF (12) | 28.0/30.0 | 1.07/1.11 | 0.33 | 0.54 | 1.28 | 0.85 | 0.44 | 0.88 | 0.50 | 1.91 | 0.65 | 0.16 | 0.64 |
| Minimum Requirement: NRC (7)a | 18.0 | 0.77 | 0.26 | 0.43 | 1.02 | 0.68 | 0.35 | 0.70 | 0.40 | 1.53 | 0.52 | 0.13 | 0.51 |
| Recommended Allowance: NRC (7)b | 22.5 | 0.96 | 0.33 | 0.54 | 1.28 | 0.85 | 0.44 | 0.88 | 0.50 | 1.91 | 0.65 | 0.16 | 0.64 |
The values for g/100 g DM have been calculated assuming a dietary energy density of 4,000 kcal ME/kg.
AAFCO, Association of American Feed Control Officials; FEDIAF, European Economic and Social Committee; NRC, National Research Council.
aThe value comes from NRC's Minimal Requirement for cat. For adult cats, except for Lys and Met + Cys, which have minimum requirements, all other amino acids are based on adequate intake as the minimum requirements.
bThe value comes from NRC's Recommended Allowance for cat.