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 -4.45
Milk (kg) 65.00 -0.014 -0.91
Fat (kg) 4.79 -0.375 -1.79
Prot (kg) 3.95 -0.441 -1.74
Fertility Sub Index -2.61
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -0.59 1.117 -0.66
Calving Sub Index 1.07
Gestation Length (days) -1.16 -0.919 1.07
Beef Sub Index -0.91
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index -8.28

* Based on an €80/tonne carbon price