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 -0.85
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 1.20 -0.375 -0.45
Prot (kg) 1.04 -0.441 -0.46
Fertility Sub Index -1.17
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) -0.32 1.117 -0.36
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.65
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.71 -0.432 1.17
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index 10.78

* Based on an €80/tonne carbon price