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 3.66
Milk (kg) -162.00 -0.014 2.27
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -3.58 -0.441 1.58
Fertility Sub Index 4.68
Calving Interval (days) -2.62 -1.459 3.82
Survival (%) 0.77 1.117 0.86
Calving Sub Index -1.73
Gestation Length (days) 1.88 -0.919 -1.73
Beef Sub Index 1.68
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) -0.95 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 13.72

* Based on an €80/tonne carbon price