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 4.07
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -2.04 -0.375 0.76
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index -18.98
Calving Interval (days) 9.63 -1.459 -14.05
Survival (%) -4.41 1.117 -4.93
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -0.48
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.41 -0.432 -1.90
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -15.95

* Based on an €80/tonne carbon price