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 6.87
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -5.71 -0.441 2.52
Fertility Sub Index -0.73
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index -0.33
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 6.44

* Based on an €80/tonne carbon price