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 2.81
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index 1.73
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.51
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 6.63

* Based on an €80/tonne carbon price