You can sum up your usage data into these buckets to get a total cost. 3) Option 3: using the Genability Calculator. This is by far the easiest option. The calculator takes in actual usage data such as what you would get from a meter reading and calculates the cost of a tariff.
To prevent excessive gas, it may help to: 1  Avoid the foods that affect you most. 2  Common offenders include beans, peas, lentils, cabbage, onions, broccoli, cauliflower, whole-wheat bread, mushrooms, and beer and other carbonated drinks. 3  If dairy products are a problem, try low-lactose or lactose-free varieties.
The following articles can help to guide you as to what to eat or not eat depending on your symptoms: 1  Foods for Keeping Gas Away. 2  Most Gassy Foods. 3  What to Eat for Diarrhea.  Foods to Avoid with 1  Diarrhea. What to Eat with Constipation.  Foods to Avoid with 1  Constipation. Foods on the Low-FODMAP  Diet.