The passenger manifest lists her birthplace as Gisselfeld:
Gisselfeld is in Bråby parish, Søro County, and her birth record is attached below.
It lists her parents marriage 9 May 1884 at St. Jakob Church, Copenhagen, also attached, line 44 (Skt Jakob 1878-1891, opslag 79)
They are not in the transcribed 1890 Bråby census, and the 1901 Bråby census has not been transcribed.
If there were 9 siblings, some of them must have been born after Louise.
Here are the parents in 1916 with their birthdates; no children at home:
Sorø, Ringsted, Braaby, Gisselfeld, , , 10, FT-1916
Name: Age: Marital status: Occupation in household: Occupation: Birth place:
Jens Peder Jakobsen 23/10 1849 Gift Husfader Skovbrug, Opsynsmand
Kirstine Jakobsen 3/4 1853 Gift Husmoder Husgerning