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 25.19
Milk (kg) -511.00 -0.014 7.15
Fat (kg) -28.59 -0.375 10.71
Prot (kg) -16.60 -0.441 7.33
Fertility Sub Index 5.99
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 1.43 1.117 1.60
Calving Sub Index -1.32
Gestation Length (days) 1.44 -0.919 -1.32
Beef Sub Index -1.33
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 32.57

* Based on an €80/tonne carbon price