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 36.24
Milk (kg) -979.00 -0.014 13.71
Fat (kg) -27.09 -0.375 10.15
Prot (kg) -28.06 -0.441 12.38
Fertility Sub Index 5.86
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.97 1.117 2.20
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -2.17
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.48 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 44.28

* Based on an €80/tonne carbon price