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 0.09
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.24
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 3.62

* Based on an €80/tonne carbon price