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 32.52
Milk (kg) -634.00 -0.014 8.88
Fat (kg) -39.57 -0.375 14.82
Prot (kg) -19.99 -0.441 8.82
Fertility Sub Index -0.58
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -0.87 1.117 -0.97
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 1.74
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -4.65 -0.432 2.01
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 38.94

* Based on an €80/tonne carbon price