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 19.55
Milk (kg) -425.00 -0.014 5.95
Fat (kg) -18.02 -0.375 6.75
Prot (kg) -15.51 -0.441 6.85
Fertility Sub Index 3.27
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 3.44
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 31.91

* Based on an €80/tonne carbon price