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 2.81
Milk (kg) 76.00 -0.014 -1.06
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -3.64 -0.441 1.61
Fertility Sub Index 0.10
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -1.16
Gestation Length (days) 1.26 -0.919 -1.16
Beef Sub Index 0.26
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 3.72

* Based on an €80/tonne carbon price