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 4.14
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -1.73 -0.441 0.76
Fertility Sub Index -9.34
Calving Interval (days) 4.16 -1.459 -6.07
Survival (%) -2.93 1.117 -3.27
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index -0.57
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -6.63

* Based on an €80/tonne carbon price