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 10.07
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -9.84 -0.375 3.69
Prot (kg) -8.94 -0.441 3.95
Fertility Sub Index -8.09
Calving Interval (days) 4.28 -1.459 -6.24
Survival (%) -1.65 1.117 -1.84
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 1.44
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 4.35

* Based on an €80/tonne carbon price