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 6.07
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index -1.60
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -1.79
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.91 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 10.67

* Based on an €80/tonne carbon price