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 10.66
Milk (kg) -434.00 -0.014 6.08
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -9.10 -0.441 4.02
Fertility Sub Index 4.23
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 0.87 1.117 0.97
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 0.60
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 7.29 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index 8.98
Live WT (kg) -29.30 -0.307 8.98
Total Carbon Sub Index 25.67

* Based on an €80/tonne carbon price