Triveni Engineering and Industries has reported 45% jump in its net profit at Rs 43.15 crore for the quarter ended September 2005, as against Rs 29.76 crore in the same quarter a year ago.The company registered a jump of 50% in its net profit at Rs 67.78 crore in the first half of FY06 as against Rs 45.53 crore in the same period last fiscal.