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 12.02
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -8.95 -0.375 3.35
Prot (kg) -9.72 -0.441 4.29
Fertility Sub Index 7.24
Calving Interval (days) -5.01 -1.459 7.31
Survival (%) -0.06 1.117 -0.07
Calving Sub Index 2.09
Gestation Length (days) -2.27 -0.919 2.09
Beef Sub Index -1.13
Carcass Weight (kg) 2.60 -0.528 -1.37
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index -2.91
Live WT (kg) 9.50 -0.307 -2.91
Total Carbon Sub Index 17.32

* Based on an €80/tonne carbon price