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 12.23
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -12.52 -0.375 4.69
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index 0.90
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) -0.33 1.117 -0.37
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.85
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 18.28

* Based on an €80/tonne carbon price