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 0.89
Milk (kg) -72.00 -0.014 1.01
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -1.05 -0.441 0.46
Fertility Sub Index -4.72
Calving Interval (days) 2.28 -1.459 -3.33
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.39 -0.432 0.17
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -2.85

* Based on an €80/tonne carbon price