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 1.20
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.11 -0.375 0.42
Prot (kg) -1.29 -0.441 0.57
Fertility Sub Index 5.60
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 0.95 1.117 1.06
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.14
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 9.43

* Based on an €80/tonne carbon price