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 12.86
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -14.00 -0.375 5.24
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index 7.07
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.14
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -1.54 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 24.27

* Based on an €80/tonne carbon price