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 5.92
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -4.92 -0.375 1.84
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index 0.34
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 7.87

* Based on an €80/tonne carbon price