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 14.86
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -15.67 -0.375 5.87
Prot (kg) -11.65 -0.441 5.14
Fertility Sub Index -0.31
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) 0.09 1.117 0.10
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.17
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 23.27

* Based on an €80/tonne carbon price