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 9.86
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -8.56 -0.375 3.21
Prot (kg) -6.61 -0.441 2.92
Fertility Sub Index 3.33
Calving Interval (days) -3.17 -1.459 4.63
Survival (%) -1.16 1.117 -1.30
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 0.09
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -5.23 -0.432 2.26
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 15.57

* Based on an €80/tonne carbon price