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 4.86
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -1.02 -0.375 0.38
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index 5.33
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 0.72 1.117 0.80
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.33
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 16.95

* Based on an €80/tonne carbon price