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 7.13
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -9.30 -0.375 3.48
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index 7.61
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 0.57 1.117 0.64
Calving Sub Index 0.10
Gestation Length (days) -0.11 -0.919 0.10
Beef Sub Index 2.05
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 19.69

* Based on an €80/tonne carbon price