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 1.65
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -0.78 -0.375 0.29
Prot (kg) -1.39 -0.441 0.61
Fertility Sub Index -8.47
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -2.42 1.117 -2.70
Calving Sub Index 1.48
Gestation Length (days) -1.61 -0.919 1.48
Beef Sub Index -0.33
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.31 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -7.21

* Based on an €80/tonne carbon price