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 11.30
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -8.86 -0.375 3.32
Prot (kg) -10.67 -0.441 4.71
Fertility Sub Index -4.17
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -2.02 1.117 -2.26
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.12
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 9.07

* Based on an €80/tonne carbon price