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 7.82
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -4.66 -0.375 1.75
Prot (kg) -10.68 -0.441 4.71
Fertility Sub Index 3.21
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.26 1.117 0.29
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index -0.60
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 10.22

* Based on an €80/tonne carbon price