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 14.76
Milk (kg) -362.00 -0.014 5.07
Fat (kg) -14.06 -0.375 5.27
Prot (kg) -10.03 -0.441 4.43
Fertility Sub Index 6.77
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) -0.67 1.117 -0.75
Calving Sub Index -0.86
Gestation Length (days) 0.94 -0.919 -0.86
Beef Sub Index 0.31
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 23.57

* Based on an €80/tonne carbon price