According to BT Group 's latest financial reports the company's current revenue (TTM ) is €30.86 Billion. In 2017 the company made a revenue of €26.06 Billion a decrease over the revenue in the year 2016 that were of €29.61 Billion. The revenue is the total amount of income that a company generates by the sale of goods or services. Unlike with the earnings no expenses are subtracted.