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 1.28
Milk (kg) -427.00 -0.014 5.98
Fat (kg) 12.23 -0.375 -4.58
Prot (kg) 0.26 -0.441 -0.11
Fertility Sub Index 3.38
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) -0.62 1.117 -0.69
Calving Sub Index 3.91
Gestation Length (days) -4.25 -0.919 3.91
Beef Sub Index 1.07
Carcass Weight (kg) -5.80 -0.528 3.06
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index 7.79

* Based on an €80/tonne carbon price