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 9.04
Milk (kg) -272.00 -0.014 3.81
Fat (kg) -4.72 -0.375 1.77
Prot (kg) -7.84 -0.441 3.46
Fertility Sub Index 6.24
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 0.35 1.117 0.39
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 1.19
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 19.52

* Based on an €80/tonne carbon price