RAS feed · Recipe no. 598
ZFS 52/13,5 ExS (swim)
RAS feed for pikeperch. Fish weight 100 g–1 kg, pellet size 4.5–6.0 mm.
● on request, from 3 t per pellet size

Illustration: AI-generated
- Crude protein
- 50.23%
- Crude fat
- 13.40%
- Pellet size: Diameter of the feed pellet in mm
- 4.5–6.0 mm
- Processing (ExS): extruded, floating
- extruded, floating
- achievable FCR: Feed conversion: kg feed per kg weight gain
- from 1.00
- Bag
- 20 kg
Under optimal conditions, according to the product sheet. Based on customer results and experience.
Description
- High-quality fishmeal: premium marine protein, ideal for growth.
- Shrimp meal: increases feed acceptance.
- High share of animal protein: highly digestible, no protein concentrates.
- Sorghum: an energy source with highly digestible starch, spares protein for growth.
- Floating and water-stable: feed intake you can see, less waste, clear water.
- Yeast product: a mark of quality, with MOS and beta-glucan for gut health.
- Salmon oil: rich in omega-3 fatty acids for vitality.
- White plume poppy: natural plant extract.
- Very good feed conversion: FCR from 1.00, economical and environmentally friendly.
FCR values under optimal conditions, according to the product sheet.

Feeding recommendation
Feeding rate in kg feed per 100 kg fish per day, by water temperature and fish weight. The optimum is marked.
100–300 g
0.7 kg per 100 kg fish per day0.9 kg per 100 kg fish per day1.0 kg per 100 kg fish per day1.2 kg per 100 kg fish per day1.2 kg per 100 kg fish per day
300–1,000 g
0.5 kg per 100 kg fish per day0.6 kg per 100 kg fish per day0.7 kg per 100 kg fish per day0.8 kg per 100 kg fish per day0.8 kg per 100 kg fish per day
Under optimal conditions, according to the product sheet. Based on customer results and experience.
Show full table
| Fish weight (g) | Pellet size (mm) | achievable FCR | 18 °C | 20 °C | 22 °C | 24 °C, Optimum according to the catalogue | 26 °C, Optimum according to the catalogue |
|---|---|---|---|---|---|---|---|
| 100–300 | 4.5 | 1.00 | 0.7 | 0.9 | 1.0 | 1.2 | 1.2 |
| 300–1,000 | 6 | 1.10 | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 |
Under optimal conditions, according to the product sheet. Based on customer results and experience. Optimum according to the catalogue
| Fish weight (g) | Pellet size (mm) | achievable FCR | 18 °C | 20 °C | 22 °C | 24 °C, Optimum according to the catalogue | 26 °C, Optimum according to the catalogue |
|---|---|---|---|---|---|---|---|
| 100–300 | 4.5 | 1.00 | 0.7 | 0.9 | 1.0 | 1.2 | 1.2 |
| 300–1,000 | 6 | 1.10 | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 |
Under optimal conditions, according to the product sheet. Based on customer results and experience. Optimum according to the catalogue
How to read a product sheet · Feeding by temperature and oxygen
Composition
in descending order by weight
- Fishmeal
- Sorghum
- Salmon oil
- Blood meal
- Hydrolysed feather meal
- Shrimp meal
- Faba bean starch
- Soya lecithin
- Monocalcium phosphate
- Yeast product (rich in MOS and beta-glucan)
- White plume poppy
Analytical constituents
| Nutrient | Content |
|---|---|
| Crude protein | 50.23% |
| Crude fat | 13.40% |
| Crude fibre | 0.75% |
| Crude ash | 10.22% |
| Phosphorus | 1.34% |
| Calcium | 2.17% |
| Sodium | 0.47% |
Additives per kg feed
Nutritional
| Additive | Amount |
|---|---|
| Vitamin A (3a672a) | 15,000 IU: International units (vitamins) |
| Vitamin D3 (3a671) | 2,000 IU: International units (vitamins) |
| Vitamin E (3a700) | 350 mg |
| Vitamin C (3a312) | 450 mg |
| Methionine (3c301) | 5,000 mg |
| Lysine (3c322) | 4,000 mg |
| Choline chloride (3a890) | 4,320 mg |
| Iron (iron(II) sulphate) 3b103 | 125 mg |
| Iodine (calcium iodate) 3b202 | 2 mg |
| Copper (copper(II) sulphate) 3b405 | 6.05 mg |
| Zinc (zinc oxide) 3b603 | 80.08 mg |
| Manganese (manganese(II) oxide) 3b502 | 20.05 mg |
Technological
| Additive | Amount |
|---|---|
| Butylated hydroxytoluene (BHT) (E 321) | 83.62 mg |
| Montmorillonite-illite (1g557) | 2,500 mg |
Delivery format
- Bag 20 kg
- Big bag for larger quantities
- Silo, bulk, for farms with silo facilities
- ex works Beeskow
● This feed is produced to order, from 3 t per pellet size.
Seals
GMP+ FSA: certified feed safety
RAS suitable: our mark for feeds suited to recirculating aquaculture systems
Made in Germany: produced at the Beeskow mill
Alternatives in the range
- sinkingZFS 54/13,5 EX● on request, from 3 t per pellet size
The information on the bag or big bag label is binding. All information is for guidance only; subject to change. Catalogue 2026, p. 47.