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 3.78
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -2.54 -0.375 0.95
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index -13.63
Calving Interval (days) 7.27 -1.459 -10.61
Survival (%) -2.71 1.117 -3.03
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -1.54
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index -9.48

* Based on an €80/tonne carbon price