Having an elevated TSH can impact chances for becoming pregnant, although in the range you mentioned it depends on the cutoff for the specific lab that did the test (they vary from lab to lab).
Ukuba neTSH ephezulu kuyawachaphazela amathuba okukhulelwa nangona kula manqanaba uwaxelileyo kuxhomekeke kumda welebhu leyo eyenze uvavanyo (iilebhu zinemida eyahluka-hlukeneyo).