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 7.05
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -9.15 -0.375 3.43
Prot (kg) -4.11 -0.441 1.81
Fertility Sub Index 0.61
Calving Interval (days) -0.77 -1.459 1.12
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -4.71
Carcass Weight (kg) 8.40 -0.528 -4.43
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index -3.19
Live WT (kg) 10.40 -0.307 -3.19
Total Carbon Sub Index -1.79

* Based on an €80/tonne carbon price