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 8.26
Milk (kg) -19.00 -0.014 0.27
Fat (kg) -10.67 -0.375 4.00
Prot (kg) -9.06 -0.441 4.00
Fertility Sub Index -15.67
Calving Interval (days) 7.90 -1.459 -11.53
Survival (%) -3.71 1.117 -4.14
Calving Sub Index 0.90
Gestation Length (days) -0.98 -0.919 0.90
Beef Sub Index 1.07
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 3.39 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -3.94

* Based on an €80/tonne carbon price