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 2.20
Milk (kg) -197.00 -0.014 2.76
Fat (kg) 4.94 -0.375 -1.85
Prot (kg) -2.93 -0.441 1.29
Fertility Sub Index 0.18
Calving Interval (days) 0.25 -1.459 -0.36
Survival (%) 0.49 1.117 0.55
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 1.19
Carcass Weight (kg) -6.20 -0.528 3.27
Age of Slaughter (days) 4.81 -0.432 -2.08
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index 9.53

* Based on an €80/tonne carbon price