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 12.59
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -12.59 -0.375 4.72
Prot (kg) -11.82 -0.441 5.22
Fertility Sub Index 3.36
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) -0.09 1.117 -0.10
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.82
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 27.29

* Based on an €80/tonne carbon price