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 12.38
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -11.39 -0.375 4.27
Prot (kg) -9.16 -0.441 4.04
Fertility Sub Index 8.14
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 2.96 1.117 3.31
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -0.62 -0.432 0.27
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price