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 22.64
Milk (kg) -855.00 -0.014 11.97
Fat (kg) -4.35 -0.375 1.63
Prot (kg) -20.48 -0.441 9.04
Fertility Sub Index 4.09
Calving Interval (days) -1.43 -1.459 2.09
Survival (%) 1.79 1.117 2.00
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 3.35
Carcass Weight (kg) -10.60 -0.528 5.59
Age of Slaughter (days) 5.19 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 9.66
Live WT (kg) -31.50 -0.307 9.66
Total Carbon Sub Index 41.20

* Based on an €80/tonne carbon price