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 1.97
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -0.90 -0.375 0.34
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index -1.68
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) -0.56 1.117 -0.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.16
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 0.52

* Based on an €80/tonne carbon price