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 5.94
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -7.28 -0.375 2.73
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index 4.33
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 0.70 1.117 0.78
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -4.11
Carcass Weight (kg) 7.30 -0.528 -3.85
Age of Slaughter (days) 0.59 -0.432 -0.25
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index 3.97

* Based on an €80/tonne carbon price