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 7.92
Milk (kg) -261.00 -0.014 3.65
Fat (kg) -4.13 -0.375 1.55
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index 3.58
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index 0.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 13.05

* Based on an €80/tonne carbon price