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 6.00
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -3.33 -0.375 1.25
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index -4.61
Calving Interval (days) 2.25 -1.459 -3.28
Survival (%) -1.19 1.117 -1.33
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.06
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 1.69

* Based on an €80/tonne carbon price