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 2.11
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -1.60 -0.441 0.71
Fertility Sub Index -0.13
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.43
Gestation Length (days) 0.47 -0.919 -0.43
Beef Sub Index -1.74
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.58 -0.432 -3.27
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 5.61

* Based on an €80/tonne carbon price