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 2.13
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.70 -0.375 0.64
Prot (kg) -1.93 -0.441 0.85
Fertility Sub Index 4.94
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 1.52
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.13 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 11.93

* Based on an €80/tonne carbon price