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 7.05
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -7.00 -0.375 2.62
Prot (kg) -5.66 -0.441 2.50
Fertility Sub Index 9.09
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) 2.10 1.117 2.35
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index 1.46
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.44 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 8.58
Live WT (kg) -28.00 -0.307 8.58
Total Carbon Sub Index 26.67

* Based on an €80/tonne carbon price