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 17.51
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -16.07 -0.375 6.02
Prot (kg) -14.04 -0.441 6.20
Fertility Sub Index 7.00
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 0.96 1.117 1.07
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.44
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) -1.42 -0.432 0.61
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 22.29

* Based on an €80/tonne carbon price