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 11.51
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -8.77 -0.375 3.28
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index 0.64
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.51
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.36 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index -2.61
Live WT (kg) 8.50 -0.307 -2.61
Total Carbon Sub Index 10.26

* Based on an €80/tonne carbon price