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 0.79
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -0.70 -0.375 0.26
Prot (kg) -0.98 -0.441 0.43
Fertility Sub Index 0.28
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.07
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 2.64

* Based on an €80/tonne carbon price