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 34.27
Milk (kg) -707.00 -0.014 9.90
Fat (kg) -32.25 -0.375 12.08
Prot (kg) -27.86 -0.441 12.30
Fertility Sub Index 0.44
Calving Interval (days) -0.59 -1.459 0.86
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.65
Gestation Length (days) 0.71 -0.919 -0.65
Beef Sub Index -0.12
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 34.31

* Based on an €80/tonne carbon price