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 2.59
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index 1.86
Calving Interval (days) -0.90 -1.459 1.31
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.47
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 11.56

* Based on an €80/tonne carbon price