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 3.86
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 1.61
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 1.12
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 4.38 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 11.67

* Based on an €80/tonne carbon price