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 4.76
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -5.47 -0.441 2.41
Fertility Sub Index -0.04
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.11
Gestation Length (days) -0.12 -0.919 0.11
Beef Sub Index 0.39
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index 5.17

* Based on an €80/tonne carbon price