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 28.03
Milk (kg) -614.00 -0.014 8.60
Fat (kg) -27.72 -0.375 10.38
Prot (kg) -20.50 -0.441 9.05
Fertility Sub Index 6.29
Calving Interval (days) -3.33 -1.459 4.86
Survival (%) 1.28 1.117 1.43
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -4.89
Carcass Weight (kg) 6.50 -0.528 -3.43
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 28.78

* Based on an €80/tonne carbon price