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 -2.40
Milk (kg) 72.00 -0.014 -1.01
Fat (kg) 4.39 -0.375 -1.64
Prot (kg) -0.58 -0.441 0.26
Fertility Sub Index -1.58
Calving Interval (days) 0.93 -1.459 -1.36
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.55 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -2.55

* Based on an €80/tonne carbon price