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 6.09
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -5.16 -0.375 1.93
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index -1.59
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.10
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 5.73
Live WT (kg) -18.70 -0.307 5.73
Total Carbon Sub Index 15.17

* Based on an €80/tonne carbon price