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 4.82
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index 0.73
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.30 1.117 0.34
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 0.13
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 7.25

* Based on an €80/tonne carbon price