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 2.30
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -0.96 -0.375 0.36
Prot (kg) -2.47 -0.441 1.09
Fertility Sub Index 0.29
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.33
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 3.53

* Based on an €80/tonne carbon price