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 4.19
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -2.46 -0.375 0.92
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index -9.71
Calving Interval (days) 4.29 -1.459 -6.26
Survival (%) -3.09 1.117 -3.45
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index -2.68
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 4.87 -0.432 -2.10
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index -7.05

* Based on an €80/tonne carbon price