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 -1.89
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 5.84 -0.375 -2.19
Prot (kg) -0.39 -0.441 0.17
Fertility Sub Index 0.45
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 0.02 1.117 0.02
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index -3.67
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 3.62 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index -0.67
Live WT (kg) 2.20 -0.307 -0.67
Total Carbon Sub Index -4.65

* Based on an €80/tonne carbon price