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 22.45
Milk (kg) -511.00 -0.014 7.15
Fat (kg) -19.16 -0.375 7.18
Prot (kg) -18.39 -0.441 8.12
Fertility Sub Index 16.55
Calving Interval (days) -8.19 -1.459 11.95
Survival (%) 4.12 1.117 4.60
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.49
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 43.80

* Based on an €80/tonne carbon price