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 20.77
Milk (kg) -479.00 -0.014 6.71
Fat (kg) -22.10 -0.375 8.28
Prot (kg) -13.10 -0.441 5.78
Fertility Sub Index 6.02
Calving Interval (days) -4.46 -1.459 6.51
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.12
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -2.84 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 32.13

* Based on an €80/tonne carbon price