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 12.54
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -10.51 -0.375 3.94
Prot (kg) -10.59 -0.441 4.67
Fertility Sub Index 5.89
Calving Interval (days) -3.11 -1.459 4.54
Survival (%) 1.21 1.117 1.35
Calving Sub Index -1.38
Gestation Length (days) 1.50 -0.919 -1.38
Beef Sub Index 0.63
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 18.13

* Based on an €80/tonne carbon price