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 11.78
Milk (kg) -192.00 -0.014 2.69
Fat (kg) -9.02 -0.375 3.38
Prot (kg) -12.94 -0.441 5.71
Fertility Sub Index 0.89
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) -0.51 1.117 -0.57
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -0.35
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 9.65

* Based on an €80/tonne carbon price