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 4.78
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -4.29 -0.375 1.61
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index 1.20
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.28
Gestation Length (days) 0.31 -0.919 -0.28
Beef Sub Index -0.31
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 4.43

* Based on an €80/tonne carbon price