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 5.62
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -3.33 -0.375 1.25
Prot (kg) -4.60 -0.441 2.03
Fertility Sub Index 1.85
Calving Interval (days) -2.20 -1.459 3.21
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.25
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -1.06 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 8.33

* Based on an €80/tonne carbon price