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 8.61
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -9.82 -0.375 3.68
Prot (kg) -6.47 -0.441 2.86
Fertility Sub Index 0.57
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.13 1.117 0.15
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.46
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 18.17

* Based on an €80/tonne carbon price