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 13.79
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -12.47 -0.375 4.67
Prot (kg) -11.94 -0.441 5.27
Fertility Sub Index -0.29
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index 2.70
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 19.97

* Based on an €80/tonne carbon price