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 9.09
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -7.44 -0.375 2.79
Prot (kg) -8.70 -0.441 3.84
Fertility Sub Index 5.23
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 0.93
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.57 -0.432 0.25
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 17.65

* Based on an €80/tonne carbon price