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 3.25
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -1.54 -0.375 0.58
Prot (kg) -5.02 -0.441 2.22
Fertility Sub Index -5.13
Calving Interval (days) 2.86 -1.459 -4.17
Survival (%) -0.86 1.117 -0.96
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index -0.19
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.87 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -1.92

* Based on an €80/tonne carbon price