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 2.59
Milk (kg) -218.00 -0.014 3.05
Fat (kg) 3.97 -0.375 -1.49
Prot (kg) -2.33 -0.441 1.03
Fertility Sub Index 7.31
Calving Interval (days) -4.61 -1.459 6.73
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 3.05
Carcass Weight (kg) -9.00 -0.528 4.75
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 8.40
Live WT (kg) -27.40 -0.307 8.40
Total Carbon Sub Index 21.65

* Based on an €80/tonne carbon price