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 8.34
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -6.67 -0.375 2.50
Prot (kg) -7.66 -0.441 3.38
Fertility Sub Index 3.54
Calving Interval (days) -1.82 -1.459 2.66
Survival (%) 0.79 1.117 0.88
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 3.69
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 27.58

* Based on an €80/tonne carbon price