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 -15.14
Milk (kg) 105.00 -0.014 -1.47
Fat (kg) 23.58 -0.375 -8.83
Prot (kg) 10.95 -0.441 -4.83
Fertility Sub Index -14.50
Calving Interval (days) 6.93 -1.459 -10.11
Survival (%) -3.93 1.117 -4.39
Calving Sub Index 2.33
Gestation Length (days) -2.53 -0.919 2.33
Beef Sub Index -1.29
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 6.90 -0.432 -2.98
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -33.20

* Based on an €80/tonne carbon price