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 12.43
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -11.32 -0.375 4.24
Prot (kg) -8.94 -0.441 3.95
Fertility Sub Index 1.74
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.40 1.117 -0.45
Calving Sub Index -1.00
Gestation Length (days) 1.09 -0.919 -1.00
Beef Sub Index -4.21
Carcass Weight (kg) 8.90 -0.528 -4.69
Age of Slaughter (days) -1.13 -0.432 0.49
Maintenance Sub Index Maint. Sub Index -2.27
Live WT (kg) 7.40 -0.307 -2.27
Total Carbon Sub Index 6.69

* Based on an €80/tonne carbon price