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 6.54
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -6.10 -0.441 2.69
Fertility Sub Index -1.41
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -1.48
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.56 -0.432 -1.54
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 3.66

* Based on an €80/tonne carbon price