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 7.60
Milk (kg) -229.00 -0.014 3.21
Fat (kg) -5.08 -0.375 1.90
Prot (kg) -5.64 -0.441 2.49
Fertility Sub Index 6.42
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 0.51 1.117 0.57
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.29
Carcass Weight (kg) 0.00 -0.528 0.00
Age of Slaughter (days) -2.98 -0.432 1.29
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 18.55

* Based on an €80/tonne carbon price