FBL Financial Group Inc. on Thursday reported second-quarter net income of $24.4 million, or 97 cents per share, compared with $32.4 million, or $1.29 per share, for the second quarter of 2015. Premiums collected in the second quarter of 2016 totaled $186.9 million, compared with $158.1 million a year ago. Annuity premiums collected increased 43 percent while life insurance premiums collected decreased 1 percent. Net investment income in the quarter totaled $100.7 million, compared with $97.5 million in the year-ago quarter. The increase was due to a rise in average invested assets partially offset by lower investment yields.