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 13.02
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -14.59 -0.375 5.46
Prot (kg) -10.02 -0.441 4.42
Fertility Sub Index 4.21
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.92
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.34 -0.432 1.44
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 20.53

* Based on an €80/tonne carbon price