Requirement: Using the "Travelling Salesman Problem" model, write 300-350 words, apply a specific formula to minimize transportation costs and CO2 in the case below:

Due to the nature of perishable products, dairy manufacturers experience disruption problems in transportation routes and facilities. In particular, they use repetitively routes for delivery. This can lead to extended travel distance time and increased transportation costs when delivering their goods to distributors or consumers. Furthermore, this also generates more CO2 emissions than expected in the shipping segment. Consequently, they may lose the credibility of consumers by not complying with their commitment to sustainable development.