A range of Training Plan’s can be found for various options, depending on whether you are training using a Power Meter or a GPS Watch, as well as how long term the plan is with options for both 12 weeks and 24 weeks duration.
https://www.trainingpeaks.com/my-training-plans/qwik-kiwi-coaching-half-marathon-plans
Don’t see an option that suits you, touch base with me to enquire by clicking here.