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 3.94
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -2.09 -0.375 0.78
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index 5.59
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.40 1.117 1.56
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.06
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 6.44
Live WT (kg) -21.00 -0.307 6.44
Total Carbon Sub Index 19.71

* Based on an €80/tonne carbon price