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 6.17
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -5.67 -0.441 2.50
Fertility Sub Index 4.12
Calving Interval (days) -2.91 -1.459 4.25
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 2.72
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -1.16 -0.432 0.50
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 15.34

* Based on an €80/tonne carbon price