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 1.60
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -0.73 -0.375 0.27
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index 2.26
Calving Interval (days) -1.24 -1.459 1.81
Survival (%) 0.40 1.117 0.45
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.70
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 16.45

* Based on an €80/tonne carbon price