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 12.18
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -12.03 -0.375 4.51
Prot (kg) -13.58 -0.441 5.99
Fertility Sub Index -7.31
Calving Interval (days) 3.76 -1.459 -5.49
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index -0.21
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.66 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -1.13
Live WT (kg) 3.70 -0.307 -1.13
Total Carbon Sub Index 3.88

* Based on an €80/tonne carbon price