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 7.99
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -9.49 -0.441 4.19
Fertility Sub Index -2.00
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 7.40

* Based on an €80/tonne carbon price