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 -6.67
Milk (kg) 235.00 -0.014 -3.29
Fat (kg) -0.55 -0.375 0.21
Prot (kg) 8.13 -0.441 -3.59
Fertility Sub Index 1.72
Calving Interval (days) -0.41 -1.459 0.60
Survival (%) 1.00 1.117 1.12
Calving Sub Index 3.15
Gestation Length (days) -3.43 -0.919 3.15
Beef Sub Index -1.61
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 7.04 -0.432 -3.04
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index -6.48

* Based on an €80/tonne carbon price