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 3.76
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -2.71 -0.375 1.02
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index -0.22
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -0.51
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 12.54

* Based on an €80/tonne carbon price