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 -2.74
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) 4.88 -0.375 -1.83
Prot (kg) 1.69 -0.441 -0.75
Fertility Sub Index -3.83
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.95
Carcass Weight (kg) 1.90 -0.528 -1.00
Age of Slaughter (days) -0.13 -0.432 0.06
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index -8.36

* Based on an €80/tonne carbon price