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 18.09
Milk (kg) -344.00 -0.014 4.82
Fat (kg) -19.47 -0.375 7.29
Prot (kg) -13.56 -0.441 5.98
Fertility Sub Index 0.49
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) 0.49 1.117 0.55
Calving Sub Index -1.68
Gestation Length (days) 1.83 -0.919 -1.68
Beef Sub Index -2.34
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.63 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 20.28

* Based on an €80/tonne carbon price