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 3.17
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index 3.31
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) -1.88 1.117 -2.10
Calving Sub Index -3.53
Gestation Length (days) 3.84 -0.919 -3.53
Beef Sub Index 1.69
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -3.54 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 5.67

* Based on an €80/tonne carbon price