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 3.00
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -0.16 -0.375 0.06
Prot (kg) -2.60 -0.441 1.15
Fertility Sub Index -14.24
Calving Interval (days) 7.11 -1.459 -10.37
Survival (%) -3.46 1.117 -3.87
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.31
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index -1.35
Live WT (kg) 4.40 -0.307 -1.35
Total Carbon Sub Index -11.84

* Based on an €80/tonne carbon price