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 12.61
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -12.10 -0.375 4.53
Prot (kg) -13.90 -0.441 6.13
Fertility Sub Index -6.45
Calving Interval (days) 3.39 -1.459 -4.95
Survival (%) -1.35 1.117 -1.51
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 0.16
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.13 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 0.46
Live WT (kg) -1.50 -0.307 0.46
Total Carbon Sub Index 6.57

* Based on an €80/tonne carbon price