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 2.51
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -0.16 -0.375 0.06
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index 6.05
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 1.54 1.117 1.72
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.97
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price