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 5.26
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 0.23
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.63
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 5.28

* Based on an €80/tonne carbon price