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 14.21
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -15.54 -0.375 5.82
Prot (kg) -11.10 -0.441 4.90
Fertility Sub Index 1.09
Calving Interval (days) 0.19 -1.459 -0.28
Survival (%) 1.22 1.117 1.36
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 3.24
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 20.48

* Based on an €80/tonne carbon price