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 2.60
Milk (kg) -89.00 -0.014 1.25
Fat (kg) -1.41 -0.375 0.53
Prot (kg) -1.86 -0.441 0.82
Fertility Sub Index -1.70
Calving Interval (days) 3.02 -1.459 -4.41
Survival (%) 2.42 1.117 2.70
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 3.07
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 10.35

* Based on an €80/tonne carbon price