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 14.04
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -7.90 -0.375 2.96
Prot (kg) -15.21 -0.441 6.71
Fertility Sub Index -1.43
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index -0.41
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.37 -0.432 -1.89
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 12.87

* Based on an €80/tonne carbon price