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 13.71
Milk (kg) -273.00 -0.014 3.82
Fat (kg) -14.09 -0.375 5.28
Prot (kg) -10.44 -0.441 4.61
Fertility Sub Index 1.38
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) 0.65 1.117 0.73
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.52
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 21.63

* Based on an €80/tonne carbon price