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 19.26
Milk (kg) -432.00 -0.014 6.05
Fat (kg) -16.32 -0.375 6.11
Prot (kg) -16.08 -0.441 7.10
Fertility Sub Index 1.47
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.44 1.117 0.49
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index 20.04

* Based on an €80/tonne carbon price