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 7.25
Milk (kg) -301.00 -0.014 4.21
Fat (kg) -1.09 -0.375 0.41
Prot (kg) -5.95 -0.441 2.63
Fertility Sub Index 4.21
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 1.59 1.117 1.78
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.81
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 8.47 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 17.45

* Based on an €80/tonne carbon price