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 13.14
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -14.03 -0.375 5.26
Prot (kg) -12.23 -0.441 5.40
Fertility Sub Index 1.97
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) -1.12 1.117 -1.25
Calving Sub Index -1.08
Gestation Length (days) 1.17 -0.919 -1.08
Beef Sub Index 1.04
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.03 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price