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 7.85
Milk (kg) -304.00 -0.014 4.26
Fat (kg) -4.61 -0.375 1.73
Prot (kg) -4.24 -0.441 1.87
Fertility Sub Index -1.69
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 1.47
Gestation Length (days) -1.60 -0.919 1.47
Beef Sub Index 0.18
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 7.20

* Based on an €80/tonne carbon price