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 -0.19
Milk (kg) 40.00 -0.014 -0.56
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -0.62 -0.441 0.27
Fertility Sub Index 0.11
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) -0.63 1.117 -0.70
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.75
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) -1.57 -0.432 0.68
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index -3.78

* Based on an €80/tonne carbon price