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 3.24
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index 0.32
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.19
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 4.03

* Based on an €80/tonne carbon price