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 3.25
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index -0.82
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.32
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.56
Live WT (kg) -5.10 -0.307 1.56
Total Carbon Sub Index 3.84

* Based on an €80/tonne carbon price