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 -4.43
Milk (kg) 228.00 -0.014 -3.19
Fat (kg) 1.66 -0.375 -0.62
Prot (kg) 1.40 -0.441 -0.62
Fertility Sub Index -3.82
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -1.00 1.117 -1.12
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.26
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index -6.19

* Based on an €80/tonne carbon price