As per your chart, you would be blessed with the happiness of being a proud father. There could only be some delay in achieving this.
Further analysis can be taken up with the chart of the prospective mother to get a clear picture. You may like to go for professional medical advice as well in this case.
A proper and well advised food course for keeping the body cool of the prospective mother is important along with medical advice.
Best Wishes.
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Kanya Lagna with the Lagna lord Mercury posited in the Lagna in exaltation conjunct Sun; Fifth lord Saturn posited in the twelfth house; Ashtakavarga score of fifth house in natal chart is 27 and that in Navamsa is 22.