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 2.70
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -3.62 -0.375 1.36
Prot (kg) -2.37 -0.441 1.05
Fertility Sub Index 3.51
Calving Interval (days) -1.86 -1.459 2.71
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.88
Gestation Length (days) -2.04 -0.919 1.88
Beef Sub Index -3.48
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 6.10 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 2.94

* Based on an €80/tonne carbon price