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 4.13
Milk (kg) -305.00 -0.014 4.27
Fat (kg) 3.51 -0.375 -1.31
Prot (kg) -2.66 -0.441 1.17
Fertility Sub Index 2.29
Calving Interval (days) -0.78 -1.459 1.14
Survival (%) 1.03 1.117 1.15
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index 6.13
Carcass Weight (kg) -15.90 -0.528 8.39
Age of Slaughter (days) 5.24 -0.432 -2.26
Maintenance Sub Index Maint. Sub Index 13.86
Live WT (kg) -45.20 -0.307 13.86
Total Carbon Sub Index 27.97

* Based on an €80/tonne carbon price