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 2.15
Milk (kg) -161.00 -0.014 2.25
Fat (kg) 0.85 -0.375 -0.32
Prot (kg) -0.49 -0.441 0.22
Fertility Sub Index 11.98
Calving Interval (days) -5.61 -1.459 8.19
Survival (%) 3.40 1.117 3.80
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -2.86
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 16.25

* Based on an €80/tonne carbon price