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 1.07
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -0.31 -0.375 0.12
Prot (kg) -1.31 -0.441 0.58
Fertility Sub Index 0.34
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.02 1.117 -0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.12
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.37

* Based on an €80/tonne carbon price