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 1.58
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -1.49 -0.441 0.66
Fertility Sub Index 6.58
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 0.48 1.117 0.54
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index 2.95
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 15.00

* Based on an €80/tonne carbon price