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 17.26
Milk (kg) -305.00 -0.014 4.27
Fat (kg) -18.47 -0.375 6.92
Prot (kg) -13.76 -0.441 6.07
Fertility Sub Index 1.45
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.66 1.117 -0.74
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index 3.02
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -1.25 -0.432 0.54
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 23.88

* Based on an €80/tonne carbon price