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 4.84
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -6.44 -0.441 2.84
Fertility Sub Index -4.20
Calving Interval (days) 2.23 -1.459 -3.25
Survival (%) -0.85 1.117 -0.95
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.87
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -5.38

* Based on an €80/tonne carbon price