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 6.97
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -10.87 -0.375 4.07
Prot (kg) -6.44 -0.441 2.84
Fertility Sub Index 3.18
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 1.84
Gestation Length (days) -2.00 -0.919 1.84
Beef Sub Index 4.24
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) -2.49 -0.432 1.07
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 18.98

* Based on an €80/tonne carbon price