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 23.56
Milk (kg) -724.00 -0.014 10.14
Fat (kg) -15.37 -0.375 5.76
Prot (kg) -17.37 -0.441 7.67
Fertility Sub Index 5.75
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.25
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 31.57

* Based on an €80/tonne carbon price