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 9.37
Milk (kg) -179.00 -0.014 2.51
Fat (kg) -8.84 -0.375 3.31
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index -2.66
Calving Interval (days) 2.54 -1.459 -3.71
Survival (%) 0.94 1.117 1.05
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 0.85
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 12.57

* Based on an €80/tonne carbon price