Births
1867 Peter Bogislaus
1869 Alexander
1872 Catherine Cecilia
1873 Thomas Edmund
1875 John Samuel
1878 Mary Ann
1880 Sophia Burgiette
1882 Antoinette Florence
1885 Herbert Thomas
1887 Agatha Josephine
1890 Joseph Francis
If you download Agatha Josephine's bc you should find ALL her older siblings noted there, including any that were no longer alive when she was born.
Cheers, JM
Father: Hans Carstens Mother: Bridget Ryan
Births - with a couple of differences

1867 Peter at Ballarat Reg#6425 ( no second name on registration) died 1893 at Tongala age 26yrs
1869 Alexander at Smythesdale Reg#25143
1871 Catherine Cecelia at Smythesdale Reg#26400
1874 Thomas Edmund at Ballarat East Reg#6728 died 1874 age 2months Reg#3817
1875 John Samuel at Ballarat Reg#13663
1878 Mary Ann at Echuca Reg#2266
1880 Sophie Bergitha at Tongala Reg#25616
1883 Antonetta Florence at Tongala Reg#5879
1885 Herbert Thomas at Tongala Reg#21999
1887 Agatha Josephine at Tongala Reg#24472
1890 Joseph Francis at Tongala Reg#28210
Raylen