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 13.24
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -12.84 -0.375 4.81
Prot (kg) -12.98 -0.441 5.73
Fertility Sub Index 1.60
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 3.06
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -1.34 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 21.72

* Based on an €80/tonne carbon price