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 1.81
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index -5.68
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.23
Carcass Weight (kg) 0.50 -0.528 -0.26
Age of Slaughter (days) -0.08 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -3.45

* Based on an €80/tonne carbon price