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 11.06
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -9.79 -0.375 3.67
Prot (kg) -9.21 -0.441 4.06
Fertility Sub Index 0.21
Calving Interval (days) -0.79 -1.459 1.15
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.11
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 20.57

* Based on an €80/tonne carbon price