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 3.34
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -2.92 -0.441 1.29
Fertility Sub Index 1.29
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.50 1.117 0.56
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.91
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 15.65

* Based on an €80/tonne carbon price