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 21.33
Milk (kg) -472.00 -0.014 6.61
Fat (kg) -17.66 -0.375 6.61
Prot (kg) -18.36 -0.441 8.10
Fertility Sub Index 4.49
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 0.68 1.117 0.76
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 2.66
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.39 -0.432 0.60
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 34.79

* Based on an €80/tonne carbon price