The usage of Bt cotton has resulted in higher productivity and satisfaction levels, farmers in Tamil Nadu and Karnataka continue to show poor awareness about it and thus resulting in lower cotton yield nationally, a survey has revealed. According to an IMRB survey, farmers using certified Bt cotton seeds showed higher levels of satisfaction with increased productivity expectations as opposed to those who used non-Bt seeds. Also, there is enough awareness on Bt cotton seeds in Maharashtra, Gujarat, Madhya Pradesh and Andhra Pradesh.