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 8.58
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -9.47 -0.375 3.55
Prot (kg) -9.57 -0.441 4.22
Fertility Sub Index -14.58
Calving Interval (days) 7.38 -1.459 -10.77
Survival (%) -3.41 1.117 -3.81
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 0.41
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -4.50

* Based on an €80/tonne carbon price