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 8.45
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -4.62 -0.375 1.73
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index 0.46
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) 0.02 1.117 0.02
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.90
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price