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 4.21
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -3.74 -0.441 1.65
Fertility Sub Index -1.90
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index -1.13
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -0.20

* Based on an €80/tonne carbon price