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 1.00
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -1.15 -0.375 0.43
Prot (kg) -0.79 -0.441 0.35
Fertility Sub Index -5.66
Calving Interval (days) 3.78 -1.459 -5.52
Survival (%) -0.13 1.117 -0.15
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.10
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.40 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 6.47
Live WT (kg) -21.10 -0.307 6.47
Total Carbon Sub Index -0.65

* Based on an €80/tonne carbon price