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 2.74
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -0.46 -0.375 0.17
Prot (kg) -2.24 -0.441 0.99
Fertility Sub Index 1.52
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) 0.59 1.117 0.66
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.84
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 15.84

* Based on an €80/tonne carbon price