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 17.18
Milk (kg) -354.00 -0.014 4.96
Fat (kg) -14.75 -0.375 5.52
Prot (kg) -15.18 -0.441 6.70
Fertility Sub Index -1.64
Calving Interval (days) 0.81 -1.459 -1.18
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.49
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 6.56
Live WT (kg) -21.40 -0.307 6.56
Total Carbon Sub Index 27.28

* Based on an €80/tonne carbon price