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 -15.13
Milk (kg) 332.00 -0.014 -4.65
Fat (kg) 12.60 -0.375 -4.72
Prot (kg) 13.06 -0.441 -5.76
Fertility Sub Index 7.41
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) 2.53 1.117 2.83
Calving Sub Index -2.90
Gestation Length (days) 3.15 -0.919 -2.90
Beef Sub Index -5.07
Carcass Weight (kg) 12.80 -0.528 -6.75
Age of Slaughter (days) -3.89 -0.432 1.68
Maintenance Sub Index Maint. Sub Index -5.98
Live WT (kg) 19.50 -0.307 -5.98
Total Carbon Sub Index -21.67

* Based on an €80/tonne carbon price