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 -5.25
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 6.93 -0.375 -2.60
Prot (kg) 5.76 -0.441 -2.54
Fertility Sub Index -11.27
Calving Interval (days) 5.95 -1.459 -8.68
Survival (%) -2.32 1.117 -2.59
Calving Sub Index -0.04
Gestation Length (days) 0.04 -0.919 -0.04
Beef Sub Index -2.07
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -19.92

* Based on an €80/tonne carbon price