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 3.63
Milk (kg) -190.00 -0.014 2.66
Fat (kg) 1.13 -0.375 -0.42
Prot (kg) -3.15 -0.441 1.39
Fertility Sub Index 4.90
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 1.21 1.117 1.35
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 0.38
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 12.77

* Based on an €80/tonne carbon price