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 2.19
Milk (kg) -73.00 -0.014 1.02
Fat (kg) -0.49 -0.375 0.18
Prot (kg) -2.23 -0.441 0.98
Fertility Sub Index 2.07
Calving Interval (days) -1.26 -1.459 1.84
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.33
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -1.08 -0.432 0.47
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 1.32

* Based on an €80/tonne carbon price