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 8.61
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -10.09 -0.375 3.78
Prot (kg) -8.98 -0.441 3.96
Fertility Sub Index -3.49
Calving Interval (days) 2.06 -1.459 -3.01
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index -1.41
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 3.67

* Based on an €80/tonne carbon price