Or it is also possible to breed her this year, get 3 or 4 eggs, and breed the next 2 years and get nothing. It is the chance you take. The best advice is to determine what your long term plans are for the animal, and if the project you are aiming for this year is that important to potentially lose future production. The animal you are aiming for this year may make up for her lost production if she doesn't lay for the following years.
Food for thought,