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 7.48
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -17.66 -0.375 6.61
Prot (kg) -0.21 -0.441 0.09
Fertility Sub Index 4.51
Calving Interval (days) -2.42 -1.459 3.53
Survival (%) 0.88 1.117 0.98
Calving Sub Index 0.06
Gestation Length (days) -0.06 -0.919 0.06
Beef Sub Index 1.45
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 18.86

* Based on an €80/tonne carbon price