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 8.26
Milk (kg) 58.00 -0.014 -0.81
Fat (kg) -13.20 -0.375 4.94
Prot (kg) -9.36 -0.441 4.13
Fertility Sub Index 0.72
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.25 1.117 0.28
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.28
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 9.20

* Based on an €80/tonne carbon price