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 7.92
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.56 -0.375 2.46
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index -1.01
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.30 1.117 -0.34
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.24
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 6.07
Live WT (kg) -19.80 -0.307 6.07
Total Carbon Sub Index 18.00

* Based on an €80/tonne carbon price