Blackhawk Bancorp Inc. reported unaudited consolidated earnings results for the first quarter ended March 31, 2012. For the quarter, the company reported total interest and dividend income of $5.90 million against $6.31 million for the same quarter a year ago. Net interest income and dividend income was $4.69 million against $4.86 million for the same quarter a year ago. Income before income taxes was $0.825 million against $0.892 million for the same quarter a year ago. Net income was $0.678 million against $0.639 million for the same quarter a year ago. Basic and diluted earnings per share were $0.24 against $0.22 for the same quarter a year ago. Return on assets was 0.49% against 0.47% for the same quarter a year ago. Return on common equity was 6.03% against 6.29% for the same quarter a year ago. For the first quarter, the company reported net loan charge-offs of $901,000 compared to net loan charge-offs of $819,000 for the first quarter of the previous year.