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 9.76
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -8.61 -0.441 3.80
Fertility Sub Index -0.19
Calving Interval (days) 0.04 -1.459 -0.06
Survival (%) -0.12 1.117 -0.13
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.85
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 20.14

* Based on an €80/tonne carbon price