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 1.58
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -0.55 -0.441 0.24
Fertility Sub Index -0.67
Calving Interval (days) 1.30 -1.459 -1.90
Survival (%) 1.10 1.117 1.23
Calving Sub Index -0.74
Gestation Length (days) 0.80 -0.919 -0.74
Beef Sub Index -1.17
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 6.37 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 4.53

* Based on an €80/tonne carbon price