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 6.36
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -7.08 -0.375 2.65
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index -0.36
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) 1.32 1.117 1.47
Calving Sub Index -0.09
Gestation Length (days) 0.10 -0.919 -0.09
Beef Sub Index -0.24
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 5.07 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 12.63

* Based on an €80/tonne carbon price