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 11.20
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -10.99 -0.375 4.12
Prot (kg) -9.30 -0.441 4.10
Fertility Sub Index 5.94
Calving Interval (days) -3.95 -1.459 5.76
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.05
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 19.87

* Based on an €80/tonne carbon price