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 4.06
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -2.05 -0.375 0.77
Prot (kg) -3.28 -0.441 1.45
Fertility Sub Index 3.88
Calving Interval (days) -1.48 -1.459 2.16
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index -0.07
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 8.47 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 9.07
Live WT (kg) -29.60 -0.307 9.07
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price