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 4.13
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -3.36 -0.441 1.48
Fertility Sub Index -5.16
Calving Interval (days) 2.51 -1.459 -3.66
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.05
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -0.75

* Based on an €80/tonne carbon price