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 12.79
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -14.76 -0.375 5.53
Prot (kg) -10.33 -0.441 4.56
Fertility Sub Index 6.93
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 0.60 1.117 0.67
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.10
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.33 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 24.14

* Based on an €80/tonne carbon price