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 -1.86
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -1.21 -0.375 0.45
Prot (kg) 5.78 -0.441 -2.55
Fertility Sub Index -2.09
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.63
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -0.12 -0.432 0.05
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index -7.30

* Based on an €80/tonne carbon price