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 2.09
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index 5.41
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.51
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 18.81

* Based on an €80/tonne carbon price