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 3.11
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -2.86 -0.375 1.07
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index -1.60
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.74
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 12.16

* Based on an €80/tonne carbon price