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 11.04
Milk (kg) -291.00 -0.014 4.07
Fat (kg) -7.78 -0.375 2.91
Prot (kg) -9.19 -0.441 4.06
Fertility Sub Index -1.21
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index 3.95
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) -0.11 -0.432 0.05
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 21.12

* Based on an €80/tonne carbon price