Free Tool
FCR Calculator — Feed Conversion Ratio
Calculate your flock FCR in seconds. Enter feed consumed and live weight — get instant results benchmarked to breed standards.
Your inputs
Results
Your FCR
Birds alive at end
Total live weight (kg)
Total feed (kg)
Breed-standard FCR reference (35-day cycle)
Use these as targets. Real-world FCR depends on house management, climate, and feed quality.
| Breed | Target weight (kg) | Target FCR |
|---|---|---|
| Cobb 500 | 2.20 | 1.55 |
| Ross 308 | 2.25 | 1.58 |
| Hubbard Flex | 2.10 | 1.62 |
| Arbor Acres Plus | 2.20 | 1.60 |
Stop calculating in spreadsheets.
Flockera computes these numbers automatically from your daily logs — and alerts you the moment something deviates from breed standard.