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 7.43
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index 2.67
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 1.06 1.117 1.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.06
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 13.52

* Based on an €80/tonne carbon price