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 2.70
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 0.11 -0.375 -0.04
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index -1.31
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.48
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 1.95

* Based on an €80/tonne carbon price