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 13.06
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -13.85 -0.375 5.19
Prot (kg) -11.77 -0.441 5.19
Fertility Sub Index -12.43
Calving Interval (days) 6.42 -1.459 -9.37
Survival (%) -2.74 1.117 -3.06
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index -1.16
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -0.34

* Based on an €80/tonne carbon price