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 10.05
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -10.80 -0.375 4.05
Prot (kg) -9.23 -0.441 4.07
Fertility Sub Index 3.41
Calving Interval (days) -1.78 -1.459 2.60
Survival (%) 0.73 1.117 0.82
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.37
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.18 -0.432 -1.37
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 21.24

* Based on an €80/tonne carbon price