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 2.15
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -1.77 -0.375 0.66
Prot (kg) -2.29 -0.441 1.01
Fertility Sub Index -6.44
Calving Interval (days) 4.24 -1.459 -6.19
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.78
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.49 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index -4.38
Live WT (kg) 14.30 -0.307 -4.38
Total Carbon Sub Index -9.61

* Based on an €80/tonne carbon price