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 -4.36
Milk (kg) 138.00 -0.014 -1.93
Fat (kg) 10.17 -0.375 -3.81
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index -4.04
Calving Interval (days) 1.74 -1.459 -2.54
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -9.27

* Based on an €80/tonne carbon price