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 27.59
Milk (kg) -561.00 -0.014 7.85
Fat (kg) -30.63 -0.375 11.47
Prot (kg) -18.72 -0.441 8.26
Fertility Sub Index 4.58
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -1.02
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 34.94

* Based on an €80/tonne carbon price