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 18.57
Milk (kg) -404.00 -0.014 5.66
Fat (kg) -16.87 -0.375 6.32
Prot (kg) -14.95 -0.441 6.60
Fertility Sub Index 1.33
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index 1.35
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -0.07 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 23.40

* Based on an €80/tonne carbon price