Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.39
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -4.02 -0.375 1.51
Prot (kg) -4.44 -0.441 1.96
Fertility Sub Index 0.90
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 6.92

* Based on an €80/tonne carbon price