hi i earned in six moths 9600£ i have been working for 6 moths with my company but the visa officer refused my wife visa saying i did not meet 18600 requirement how should i reply in apeal to the tribunal pleas inform

hi i have submited my p60 showing i earned 9600 foe last six motn as i started working with the company only six months ago and i also submite my reamining pay slips so total 8 pay slips with p60 but visa officer said i did not fill full the tresh hold how can i earn before time my whole years pay s...