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 1.04
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 8.16
Calving Interval (days) -4.76 -1.459 6.95
Survival (%) 1.09 1.117 1.22
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 3.18
Carcass Weight (kg) -6.00 -0.528 3.17
Age of Slaughter (days) -0.03 -0.432 0.01
Maintenance Sub Index Maint. Sub Index 4.51
Live WT (kg) -14.70 -0.307 4.51
Total Carbon Sub Index 17.50

* Based on an €80/tonne carbon price