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 8.88
Milk (kg) -227.00 -0.014 3.18
Fat (kg) -7.08 -0.375 2.65
Prot (kg) -6.92 -0.441 3.05
Fertility Sub Index 0.79
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -0.85
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.00 -0.432 -2.59
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 12.35

* Based on an €80/tonne carbon price