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 15.37
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -18.20 -0.375 6.82
Prot (kg) -13.36 -0.441 5.90
Fertility Sub Index 4.13
Calving Interval (days) -2.58 -1.459 3.76
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 1.67
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.94 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 7.79
Live WT (kg) -25.40 -0.307 7.79
Total Carbon Sub Index 28.89

* Based on an €80/tonne carbon price