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 1.36
Milk (kg) -66.00 -0.014 0.92
Fat (kg) 1.11 -0.375 -0.42
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index 1.19
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) 1.29 1.117 1.44
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index -0.96
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 6.11

* Based on an €80/tonne carbon price