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 15.13
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -12.44 -0.375 4.66
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 4.09
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.85 1.117 0.95
Calving Sub Index -0.82
Gestation Length (days) 0.89 -0.919 -0.82
Beef Sub Index 3.57
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) -0.33 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 27.95

* Based on an €80/tonne carbon price