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 6.31
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -4.21 -0.375 1.58
Prot (kg) -3.68 -0.441 1.62
Fertility Sub Index 2.97
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) 1.29 1.117 1.44
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.64
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 21.17

* Based on an €80/tonne carbon price