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 1.85
Milk (kg) -112.00 -0.014 1.57
Fat (kg) 3.53 -0.375 -1.32
Prot (kg) -3.63 -0.441 1.60
Fertility Sub Index -3.43
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -1.68

* Based on an €80/tonne carbon price