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 19.44
Milk (kg) -430.00 -0.014 6.02
Fat (kg) -14.29 -0.375 5.35
Prot (kg) -18.29 -0.441 8.07
Fertility Sub Index 5.21
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 1.74 1.117 1.94
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 3.84
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 35.02

* Based on an €80/tonne carbon price