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 -3.54
Milk (kg) 32.00 -0.014 -0.45
Fat (kg) 5.66 -0.375 -2.12
Prot (kg) 2.21 -0.441 -0.98
Fertility Sub Index -1.28
Calving Interval (days) 0.71 -1.459 -1.04
Survival (%) -0.22 1.117 -0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.33 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -4.45

* Based on an €80/tonne carbon price