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 16.21
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -14.95 -0.375 5.60
Prot (kg) -13.58 -0.441 5.99
Fertility Sub Index 3.53
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 0.78
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 24.75

* Based on an €80/tonne carbon price