Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 29.98
Milk (kg) -684.00 -0.014 9.58
Fat (kg) -26.44 -0.375 9.90
Prot (kg) -23.80 -0.441 10.50
Fertility Sub Index 1.23
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.08
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -3.23 -0.432 1.39
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 36.23

* Based on an €80/tonne carbon price