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 -23.60
Milk (kg) 660.00 -0.014 -9.24
Fat (kg) 15.58 -0.375 -5.84
Prot (kg) 19.32 -0.441 -8.53
Fertility Sub Index -4.16
Calving Interval (days) 3.35 -1.459 -4.89
Survival (%) 0.65 1.117 0.73
Calving Sub Index 2.51
Gestation Length (days) -2.73 -0.919 2.51
Beef Sub Index -1.70
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 6.38 -0.432 -2.75
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -31.56

* Based on an €80/tonne carbon price