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 -1.29
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 1.84 -0.375 -0.69
Prot (kg) 0.78 -0.441 -0.34
Fertility Sub Index -2.77
Calving Interval (days) 0.94 -1.459 -1.37
Survival (%) -1.25 1.117 -1.40
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index -0.65
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index -0.06
Live WT (kg) 0.20 -0.307 -0.06
Total Carbon Sub Index -3.56

* Based on an €80/tonne carbon price