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 -5.01
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 7.94 -0.375 -2.97
Prot (kg) 6.20 -0.441 -2.74
Fertility Sub Index -4.79
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index -1.28
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 4.19 -0.432 -1.81
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -9.66

* Based on an €80/tonne carbon price