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 -0.38
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -2.44 -0.375 0.91
Prot (kg) 2.27 -0.441 -1.00
Fertility Sub Index -0.74
Calving Interval (days) -0.70 -1.459 1.02
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -3.20
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 4.47 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -6.21

* Based on an €80/tonne carbon price