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 12.73
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -14.23 -0.375 5.33
Prot (kg) -11.27 -0.441 4.97
Fertility Sub Index 7.62
Calving Interval (days) -4.89 -1.459 7.13
Survival (%) 0.43 1.117 0.48
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index 3.27
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 28.57

* Based on an €80/tonne carbon price