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 8.84
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -14.89 -0.375 5.58
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index 1.13
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) 0.75 1.117 0.84
Calving Sub Index -2.33
Gestation Length (days) 2.53 -0.919 -2.33
Beef Sub Index -3.77
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 4.34 -0.432 -1.87
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 10.37

* Based on an €80/tonne carbon price