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 0.74
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -0.57 -0.375 0.21
Prot (kg) -0.66 -0.441 0.29
Fertility Sub Index 6.19
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 1.56 1.117 1.74
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.53
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.32 -0.432 1.00
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 19.59

* Based on an €80/tonne carbon price