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 1.69
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 5.11
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.05 1.117 1.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 8.57

* Based on an €80/tonne carbon price