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 5.98
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -7.42 -0.375 2.78
Prot (kg) -5.36 -0.441 2.37
Fertility Sub Index -8.93
Calving Interval (days) 4.75 -1.459 -6.93
Survival (%) -1.79 1.117 -2.00
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index -1.28
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -1.49

* Based on an €80/tonne carbon price