The last 5 digits under the net weight are utilized to indicate the packing date according to the Julian calendar.
The first three digits will be the days of this year while the last two digits will be the year.
Please refer to this link for the number coding:
http://www.longpelaexpertise.com/toolsJulian.php
https://www.naturalgrocers.com/sites/default/files/inline-images/200114_Julian%20Calendars.jpg