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 8.26
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -10.57 -0.441 4.67
Fertility Sub Index 4.10
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 0.93 1.117 1.04
Calving Sub Index -0.31
Gestation Length (days) 0.34 -0.919 -0.31
Beef Sub Index -1.34
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 11.47

* Based on an €80/tonne carbon price