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 7.92
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index -4.28
Calving Interval (days) 2.10 -1.459 -3.06
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.71
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 4.87

* Based on an €80/tonne carbon price