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 9.72
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -9.54 -0.375 3.57
Prot (kg) -8.06 -0.441 3.56
Fertility Sub Index 4.84
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 1.50 1.117 1.68
Calving Sub Index -1.28
Gestation Length (days) 1.39 -0.919 -1.28
Beef Sub Index -2.67
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 4.85 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 13.59

* Based on an €80/tonne carbon price