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 9.78
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -8.61 -0.375 3.22
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 3.46
Calving Interval (days) -2.07 -1.459 3.02
Survival (%) 0.39 1.117 0.44
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index 0.92
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 18.48

* Based on an €80/tonne carbon price