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 14.84
Milk (kg) -292.00 -0.014 4.09
Fat (kg) -12.96 -0.375 4.85
Prot (kg) -13.36 -0.441 5.90
Fertility Sub Index -0.87
Calving Interval (days) 0.42 -1.459 -0.61
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -0.36
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 5.06
Live WT (kg) -16.50 -0.307 5.06
Total Carbon Sub Index 21.51

* Based on an €80/tonne carbon price