Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index -5.11
Milk (kg) 169.00 -0.014 -2.37
Fat (kg) 4.66 -0.375 -1.75
Prot (kg) 2.26 -0.441 -1.00
Fertility Sub Index -1.65
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 4.07
Gestation Length (days) -4.43 -0.919 4.07
Beef Sub Index -2.24
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 13.86 -0.432 -5.98
Maintenance Sub Index Maint. Sub Index -4.29
Live WT (kg) 14.00 -0.307 -4.29
Total Carbon Sub Index -9.21

* Based on an €80/tonne carbon price