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 17.39
Milk (kg) -314.00 -0.014 4.40
Fat (kg) -17.94 -0.375 6.72
Prot (kg) -14.22 -0.441 6.28
Fertility Sub Index -7.61
Calving Interval (days) 3.76 -1.459 -5.49
Survival (%) -1.90 1.117 -2.12
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 10.41

* Based on an €80/tonne carbon price