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 13.54
Milk (kg) -257.00 -0.014 3.60
Fat (kg) -14.23 -0.375 5.33
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index -1.06
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.17
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 25.11

* Based on an €80/tonne carbon price