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 10.49
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -10.28 -0.375 3.85
Prot (kg) -5.56 -0.441 2.45
Fertility Sub Index 3.64
Calving Interval (days) -2.11 -1.459 3.08
Survival (%) 0.50 1.117 0.56
Calving Sub Index 1.36
Gestation Length (days) -1.48 -0.919 1.36
Beef Sub Index -0.21
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -2.20 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 15.86

* Based on an €80/tonne carbon price