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 6.65
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -7.90 -0.375 2.96
Prot (kg) -6.42 -0.441 2.83
Fertility Sub Index 7.17
Calving Interval (days) -4.12 -1.459 6.01
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 1.21
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 18.47

* Based on an €80/tonne carbon price