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 5.20
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index -0.23
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.52 1.117 -0.58
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 6.14

* Based on an €80/tonne carbon price