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 5.33
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -4.29 -0.375 1.61
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 4.33
Calving Interval (days) -1.70 -1.459 2.48
Survival (%) 1.66 1.117 1.85
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index -5.33
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 5.13 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 5.88

* Based on an €80/tonne carbon price