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 3.70
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -1.91 -0.375 0.72
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index -4.19
Calving Interval (days) 1.72 -1.459 -2.51
Survival (%) -1.50 1.117 -1.68
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -0.95
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) -1.58 -0.432 0.68
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -2.37

* Based on an €80/tonne carbon price