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 4.91
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -2.00 -0.441 0.88
Fertility Sub Index 6.70
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 2.21 1.117 2.47
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.36
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.19 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 19.46

* Based on an €80/tonne carbon price