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 -1.16
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 4.11 -0.375 -1.54
Prot (kg) -1.08 -0.441 0.48
Fertility Sub Index -1.35
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.52
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 2.94 -0.432 -1.27
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -0.55

* Based on an €80/tonne carbon price