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 4.53
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -6.38 -0.441 2.82
Fertility Sub Index 5.00
Calving Interval (days) -2.46 -1.459 3.59
Survival (%) 1.26 1.117 1.41
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 1.00
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 14.71

* Based on an €80/tonne carbon price