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 2.61
Milk (kg) -138.00 -0.014 1.93
Fat (kg) 2.81 -0.375 -1.05
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -2.37
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -1.07
Gestation Length (days) 1.16 -0.919 -1.07
Beef Sub Index 1.80
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 5.26

* Based on an €80/tonne carbon price