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 3.56
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.37 -0.375 0.51
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index -0.07
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) -0.34 1.117 -0.38
Calving Sub Index 2.09
Gestation Length (days) -2.27 -0.919 2.09
Beef Sub Index 1.92
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 4.97 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 12.38

* Based on an €80/tonne carbon price