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 8.21
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -8.34 -0.375 3.12
Prot (kg) -6.84 -0.441 3.02
Fertility Sub Index 0.36
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.05
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 10.09

* Based on an €80/tonne carbon price