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 21.21
Milk (kg) -575.00 -0.014 8.05
Fat (kg) -14.75 -0.375 5.52
Prot (kg) -17.31 -0.441 7.64
Fertility Sub Index 0.92
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.27
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 25.17

* Based on an €80/tonne carbon price