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 1.48
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -0.50 -0.441 0.22
Fertility Sub Index -2.73
Calving Interval (days) 1.57 -1.459 -2.29
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 1.55
Gestation Length (days) -1.69 -0.919 1.55
Beef Sub Index 0.53
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 3.83
Live WT (kg) -12.50 -0.307 3.83
Total Carbon Sub Index 4.67

* Based on an €80/tonne carbon price