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 13.88
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -17.40 -0.375 6.52
Prot (kg) -10.65 -0.441 4.70
Fertility Sub Index -6.69
Calving Interval (days) 2.86 -1.459 -4.17
Survival (%) -2.25 1.117 -2.51
Calving Sub Index -2.58
Gestation Length (days) 2.81 -0.919 -2.58
Beef Sub Index -0.76
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 7.49

* Based on an €80/tonne carbon price