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 4.65
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -1.15 -0.375 0.43
Prot (kg) -4.86 -0.441 2.15
Fertility Sub Index 1.00
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.52 1.117 0.58
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index 3.25
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 4.32
Live WT (kg) -14.10 -0.307 4.32
Total Carbon Sub Index 12.70

* Based on an €80/tonne carbon price