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 1.32
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 0.69 -0.375 -0.26
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index -5.35
Calving Interval (days) 2.68 -1.459 -3.91
Survival (%) -1.29 1.117 -1.44
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.55
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index -6.63

* Based on an €80/tonne carbon price