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 1.26
Milk (kg) -121.00 -0.014 1.69
Fat (kg) 2.55 -0.375 -0.96
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index -1.72
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.68 1.117 -0.76
Calving Sub Index -0.05
Gestation Length (days) 0.05 -0.919 -0.05
Beef Sub Index 1.72
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.33 -0.432 0.14
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -0.47

* Based on an €80/tonne carbon price