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 18.04
Milk (kg) -347.00 -0.014 4.86
Fat (kg) -16.01 -0.375 6.00
Prot (kg) -16.29 -0.441 7.19
Fertility Sub Index -0.26
Calving Interval (days) 0.02 -1.459 -0.03
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 19.27

* Based on an €80/tonne carbon price