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 -1.84
Milk (kg) 27.00 -0.014 -0.38
Fat (kg) -0.29 -0.375 0.11
Prot (kg) 3.55 -0.441 -1.57
Fertility Sub Index -0.71
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -1.90
Gestation Length (days) 2.07 -0.919 -1.90
Beef Sub Index -3.09
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 4.72 -0.432 -2.04
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -5.67

* Based on an €80/tonne carbon price