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 17.71
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -18.91 -0.375 7.08
Prot (kg) -14.82 -0.441 6.54
Fertility Sub Index 2.56
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.33 1.117 0.37
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.52
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 29.47

* Based on an €80/tonne carbon price