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 3.63
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -1.95 -0.375 0.73
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -9.16
Calving Interval (days) 4.63 -1.459 -6.76
Survival (%) -2.15 1.117 -2.40
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -0.48
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 5.26 -0.432 -2.27
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index -2.09

* Based on an €80/tonne carbon price