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 15.09
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -12.59 -0.375 4.72
Prot (kg) -16.33 -0.441 7.21
Fertility Sub Index -3.00
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -0.97 1.117 -1.08
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.51
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 11.61

* Based on an €80/tonne carbon price