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 1.68
Milk (kg) -8.00 -0.014 0.11
Fat (kg) -2.22 -0.375 0.83
Prot (kg) -1.67 -0.441 0.74
Fertility Sub Index -8.06
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) -1.94 1.117 -2.17
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -0.85
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -7.46

* Based on an €80/tonne carbon price