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 4.74
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -4.44 -0.375 1.66
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 5.58
Calving Interval (days) -3.45 -1.459 5.03
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.52
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 12.92

* Based on an €80/tonne carbon price