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 4.83
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -3.66 -0.441 1.62
Fertility Sub Index -14.58
Calving Interval (days) 6.84 -1.459 -9.98
Survival (%) -4.12 1.117 -4.60
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index -0.90
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 5.76 -0.432 -2.49
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -11.47

* Based on an €80/tonne carbon price