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 -0.13
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.15 -0.375 -0.06
Prot (kg) 0.11 -0.441 -0.05
Fertility Sub Index -1.92
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.61
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 7.70

* Based on an €80/tonne carbon price