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 12.65
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -10.02 -0.375 3.75
Prot (kg) -12.08 -0.441 5.33
Fertility Sub Index 7.58
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) 0.66 1.117 0.74
Calving Sub Index 2.19
Gestation Length (days) -2.38 -0.919 2.19
Beef Sub Index 1.85
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index -0.89
Live WT (kg) 2.90 -0.307 -0.89
Total Carbon Sub Index 23.38

* Based on an €80/tonne carbon price