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 11.50
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -10.54 -0.375 3.95
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index 1.79
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 0.06
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 16.46

* Based on an €80/tonne carbon price