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 1.37
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -0.76 -0.375 0.28
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index -4.35
Calving Interval (days) 2.86 -1.459 -4.17
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -1.68
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 3.65 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -1.83

* Based on an €80/tonne carbon price