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 1.61
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -1.64 -0.441 0.72
Fertility Sub Index 5.88
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.53 1.117 1.71
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.08
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 17.35

* Based on an €80/tonne carbon price