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 15.03
Milk (kg) -214.00 -0.014 3.00
Fat (kg) -14.49 -0.375 5.43
Prot (kg) -14.97 -0.441 6.61
Fertility Sub Index -1.29
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.15
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 18.42

* Based on an €80/tonne carbon price