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 11.57
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -14.49 -0.375 5.43
Prot (kg) -10.27 -0.441 4.53
Fertility Sub Index 1.63
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) 0.32 1.117 0.36
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.04
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 13.10

* Based on an €80/tonne carbon price