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 7.59
Milk (kg) -226.00 -0.014 3.16
Fat (kg) 1.78 -0.375 -0.67
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index 0.27
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 -0.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.60 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 8.21

* Based on an €80/tonne carbon price