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 4.72
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -4.27 -0.375 1.60
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index -6.40
Calving Interval (days) 3.38 -1.459 -4.93
Survival (%) -1.31 1.117 -1.46
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -2.09
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 5.93 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -1.67

* Based on an €80/tonne carbon price