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 2.17
Milk (kg) -105.00 -0.014 1.47
Fat (kg) 1.29 -0.375 -0.48
Prot (kg) -2.68 -0.441 1.18
Fertility Sub Index -0.33
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 0.35
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.34 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 7.61

* Based on an €80/tonne carbon price