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 6.39
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) -10.03 -0.375 3.76
Prot (kg) -6.04 -0.441 2.67
Fertility Sub Index -0.17
Calving Interval (days) -0.07 -1.459 0.10
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -0.72
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 5.22 -0.432 -2.25
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 5.33

* Based on an €80/tonne carbon price