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 18.47
Milk (kg) -372.00 -0.014 5.21
Fat (kg) -15.91 -0.375 5.96
Prot (kg) -16.54 -0.441 7.30
Fertility Sub Index 0.74
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.21
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 20.06

* Based on an €80/tonne carbon price