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 5.28
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index 6.56
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 1.93 1.117 2.16
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index -3.59
Carcass Weight (kg) 5.80 -0.528 -3.06
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price