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 0.23
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) 0.15 -0.375 -0.06
Prot (kg) -0.74 -0.441 0.33
Fertility Sub Index -3.65
Calving Interval (days) 1.97 -1.459 -2.87
Survival (%) -0.69 1.117 -0.77
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index 0.34
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 5.44 -0.432 -2.35
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -2.53

* Based on an €80/tonne carbon price