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 4.37
Milk (kg) -95.00 -0.014 1.33
Fat (kg) 7.80 -0.375 -2.92
Prot (kg) -13.51 -0.441 5.96
Fertility Sub Index 5.34
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -1.22
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index -0.95
Live WT (kg) 3.10 -0.307 -0.95
Total Carbon Sub Index 7.74

* Based on an €80/tonne carbon price