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 5.51
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -4.26 -0.375 1.60
Prot (kg) -7.54 -0.441 3.33
Fertility Sub Index -1.40
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 0.12 1.117 0.13
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index 0.44
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 5.27

* Based on an €80/tonne carbon price