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 14.57
Milk (kg) -266.00 -0.014 3.72
Fat (kg) -14.80 -0.375 5.54
Prot (kg) -12.01 -0.441 5.30
Fertility Sub Index -1.56
Calving Interval (days) 0.08 -1.459 -0.12
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 1.17
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.10 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 17.33

* Based on an €80/tonne carbon price