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 12.36
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -15.67 -0.375 5.87
Prot (kg) -9.92 -0.441 4.38
Fertility Sub Index -7.43
Calving Interval (days) 3.33 -1.459 -4.86
Survival (%) -2.30 1.117 -2.57
Calving Sub Index -1.46
Gestation Length (days) 1.59 -0.919 -1.46
Beef Sub Index -5.18
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 5.65 -0.432 -2.44
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index -1.34

* Based on an €80/tonne carbon price