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 16.19
Milk (kg) -383.00 -0.014 5.36
Fat (kg) -12.07 -0.375 4.52
Prot (kg) -14.29 -0.441 6.31
Fertility Sub Index 4.64
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -1.35
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) -0.67 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 3.95
Live WT (kg) -12.90 -0.307 3.95
Total Carbon Sub Index 21.91

* Based on an €80/tonne carbon price