OLDWICK, N.J.--(BUSINESS WIRE)-- #insurance--AM Best has downgraded the Financial Strength Rating to A- (Excellent) from A (Excellent) and the Long-Term Issuer Credit Ratings to “a-” (Excellent) from “a” (Excellent) of Indiana Farmers Mutual Insurance Company and Indiana Farmers Indemnity Insurance Company. These companies are collectively referred to as Indiana Farmers Insurance Group (Indiana Farmers) and are domiciled in Indianapolis, IN. The outlook of these Credit Ratings (ratings) has been revised to