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 7.58
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -4.36 -0.375 1.63
Prot (kg) -8.69 -0.441 3.84
Fertility Sub Index 0.90
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.33
Gestation Length (days) 0.36 -0.919 -0.33
Beef Sub Index 0.11
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 9.08

* Based on an €80/tonne carbon price