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 -1.48
Milk (kg) -81.00 -0.014 1.13
Fat (kg) 5.09 -0.375 -1.91
Prot (kg) 1.61 -0.441 -0.71
Fertility Sub Index 0.05
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.61 1.117 -0.68
Calving Sub Index 0.49
Gestation Length (days) -0.53 -0.919 0.49
Beef Sub Index -4.25
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index -3.19
Live WT (kg) 10.40 -0.307 -3.19
Total Carbon Sub Index -8.39

* Based on an €80/tonne carbon price