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 1.21
Milk (kg) 54.00 -0.014 -0.76
Fat (kg) -4.87 -0.375 1.82
Prot (kg) -0.33 -0.441 0.15
Fertility Sub Index 3.57
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.34
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price