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 11.34
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -10.89 -0.441 4.81
Fertility Sub Index -1.72
Calving Interval (days) 0.71 -1.459 -1.04
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -0.93
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) -0.30 -0.432 0.13
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index 7.42

* Based on an €80/tonne carbon price