The cooperation between rural credit and agricultural insurance is an advanced important mode that finance supports agricultural modernization. Under the cooperation between rural credit and agricultural insurance in this mode, not only the gross income, but also the income of farmers and credit institutions and insurance companies can improve with the rules of income apportionment which is based on Shapley value. However, the farmers run in small scale and dispersedly, so they are lack of negotiation force, for which the farmers face the risk that their income may be encroached. Therefore, the farmers may resist the cooperation between rural credit and agricultural insurance. To promote the cooperation between rural credit and agricultural insurance, a good way of income apportionment viable solution is that government advocates credit institutions actualize lower loan rate, provides premium subsidy for farmers, and promotes the development of rural cooperatives. Besides, insurance companies cooperate with credit institutions by providing insurance for rural credit and delegating agricultural insurance to credit institutions. Based on Shapley value which represents the contribution to cooperative alliance, credit institutions and insurance companies come to an agreement on commission and sign a contract for it.