Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.00
Milk (kg) 3.00 -0.014 -0.04
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -1.54 -0.441 0.68
Fertility Sub Index 0.95
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.61
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 1.91

* Based on an €80/tonne carbon price