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 5.18
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -1.35 -0.375 0.51
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index -2.93
Calving Interval (days) 1.55 -1.459 -2.26
Survival (%) -0.60 1.117 -0.67
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.58
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 7.09

* Based on an €80/tonne carbon price