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 7.08
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -2.25 -0.375 0.84
Prot (kg) -9.68 -0.441 4.27
Fertility Sub Index -13.29
Calving Interval (days) 7.76 -1.459 -11.32
Survival (%) -1.76 1.117 -1.97
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.19
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.66 -0.432 0.72
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -2.52

* Based on an €80/tonne carbon price