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 -6.93
Milk (kg) 4.00 -0.014 -0.06
Fat (kg) 10.71 -0.375 -4.01
Prot (kg) 6.49 -0.441 -2.86
Fertility Sub Index 4.21
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.63 1.117 1.82
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.80
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index -1.67

* Based on an €80/tonne carbon price