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 12.89
Milk (kg) -468.00 -0.014 6.55
Fat (kg) 0.98 -0.375 -0.37
Prot (kg) -15.19 -0.441 6.70
Fertility Sub Index -1.11
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.54 1.117 -0.60
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.16
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.61 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 11.80

* Based on an €80/tonne carbon price