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.
1 Gas-Producing Foods: Milk and Dairy Products Milk and other dairy products contain a sugar called lactose, which can be difficult for your digestive tract to process if your body doesnât have enough of the enzyme lactase. 2  Cheese, ice cream, and milk all contain lactose, and may cause excessive gas in people.