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 2.89
Milk (kg) -293.00 -0.014 4.10
Fat (kg) 6.90 -0.375 -2.58
Prot (kg) -3.11 -0.441 1.37
Fertility Sub Index 3.54
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) 1.71 1.117 1.91
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index 9.21
Carcass Weight (kg) -21.70 -0.528 11.45
Age of Slaughter (days) 5.19 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 18.98
Live WT (kg) -61.90 -0.307 18.98
Total Carbon Sub Index 36.41

* Based on an €80/tonne carbon price