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 5.52
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -1.78 -0.375 0.67
Prot (kg) -4.17 -0.441 1.84
Fertility Sub Index 3.12
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price