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 8.53
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -13.74 -0.375 5.15
Prot (kg) -7.22 -0.441 3.19
Fertility Sub Index -1.74
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) -1.94 1.117 -2.17
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index -3.34
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 3.09 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index 2.69

* Based on an €80/tonne carbon price