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 0.19
Milk (kg) -68.00 -0.014 0.95
Fat (kg) 3.78 -0.375 -1.42
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index 4.13
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) 0.38 1.117 0.42
Calving Sub Index 0.93
Gestation Length (days) -1.01 -0.919 0.93
Beef Sub Index 2.12
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.61 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 7.53

* Based on an €80/tonne carbon price