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 9.79
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -14.44 -0.375 5.41
Prot (kg) -8.37 -0.441 3.69
Fertility Sub Index -11.33
Calving Interval (days) 6.41 -1.459 -9.35
Survival (%) -1.77 1.117 -1.98
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index -1.51
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -4.36

* Based on an €80/tonne carbon price