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 13.18
Milk (kg) -246.00 -0.014 3.44
Fat (kg) -13.58 -0.375 5.09
Prot (kg) -10.53 -0.441 4.65
Fertility Sub Index 2.33
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.09 1.117 0.10
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index 2.26
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 23.13

* Based on an €80/tonne carbon price