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 21.43
Milk (kg) -504.00 -0.014 7.06
Fat (kg) -22.33 -0.375 8.36
Prot (kg) -13.61 -0.441 6.01
Fertility Sub Index 5.54
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 0.90 1.117 1.01
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.60
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.82 -0.432 1.65
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 35.24

* Based on an €80/tonne carbon price