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 9.79
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -13.10 -0.441 5.78
Fertility Sub Index 0.82
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.14 1.117 -0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.22
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 12.86

* Based on an €80/tonne carbon price