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 4.57
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -2.79 -0.375 1.05
Prot (kg) -4.92 -0.441 2.17
Fertility Sub Index -1.13
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) -0.75 1.117 -0.84
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -0.10
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 6.57

* Based on an €80/tonne carbon price