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 6.74
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -6.11 -0.375 2.29
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -1.34
Calving Interval (days) 1.41 -1.459 -2.06
Survival (%) 0.64 1.117 0.72
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index 1.04
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 10.92

* Based on an €80/tonne carbon price