Learn how to use The Sludge Nudge to maximize your farm's profitability. Save €8,000-25,000 annually by making smarter spreading decisions.
The Spreading Risk Score (0-100) is a color-coded indicator that tells you whether it is safe to spread biosolids today. Updated hourly, it considers weather, soil conditions, regulations, and emerging contaminant risk.
Low Risk—Safe to Spread
Conditions:
💰 Nutrient Uptake: 100%
Maximum value from biosolids
Caution—Proceed with Care
Conditions:
💰 Nutrient Uptake: 70-85%
Spread only if necessary
High Risk—Do Not Spread
Conditions:
💰 Nutrient Uptake: <60%
Risk of fines: €2,000-10,000
| Score | Color | Recommendation | Expected Uptake |
|---|---|---|---|
| 0-33 | ✓ Spread Today | 100% | |
| 34-50 | Spread if Necessary | 75-85% | |
| 51-66 | Wait if Possible | 65-75% | |
| 67-100 | ✗ Do Not Spread | <60% |
Tuesday Morning: You see a yellow score of 48. The forecast shows 30% rain tomorrow, clearing Thursday with 5 days dry.
Decision: Wait until Thursday (green score expected). By waiting 2 days, you gain 20-30% better nutrient uptake, saving 15-20% on biosolids volume needed.
💰 Savings: €1,000-2,000 per 50-hectare field by waiting 2 days
Download the full user guide, schedule a consultation with our agronomist team, or start using the dashboard today.