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 10.65
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -11.82 -0.375 4.43
Prot (kg) -10.52 -0.441 4.64
Fertility Sub Index -16.05
Calving Interval (days) 8.31 -1.459 -12.12
Survival (%) -3.51 1.117 -3.92
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index 0.19
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index -4.54

* Based on an €80/tonne carbon price