300 550 250 150 200 500 600 450 350 400 8 75 4 84 7 52 5 55 4 10 6 24 3 30 8 14 9 33 6 89 1 08 2 32 3 61 4 95 6 23 7 73 0 69 1 47 2 29 3 14 4 02 4 90 0 60 1 28 2 00 2 74 3 50 4 28 0 93 1 99 3 11 4 26 5 44 6 65 0 50 1 08 1 69 2 32 2 96 3 62 0 85 1 82 2 84 3 90 4 98 6 69 0 77 1 65 2 57 3 53 4 51 5 50 1 01 2 16 3 36 4 61 5 89 7 19 0 41 0 87 1 36 1 87 2 39 2 91 0 53 1 13 1 77 2 43 3 10 3 78 4 48 5 19 0 82 1 76 2 75 3 77 4 81 5 88 6 97 8 07 0 61 1 30 2 03 2 78 3 55 4 34 5 14 5 95 0 45 0 96 1 50 2 06 2 62 3 20 3 79 4 39 0 68 1 46 2 28 3 12 3 99 4 87 5 77 6 68 0 36 0 77 1 21 1 65 2 11 2 58 3 06 3 53 0 89 1 91 2 98 4 08 5 21 6 37 7 54 8 73 0 75 1 61 2 52 3 45 4 41 5 38 6 38 7 38 Table 1 Net Energy Requirements of Growing and Finishing Beef Cattle Mcal day Body Weight kg NEm Required Daily gain kg NEg Required Mcal day Medium frame steer calves 0 2 0 4 0 6 0 8 1 0 1 2 Large frame steer calves compensating med frame yearling steers med frame bulls calves 0 2 1 02 0 4 2 19 0 6 3 41 0 8 4 68 1 0 5 98 1 2 7 30 1 4 8 64 1 6 10 01 Large frame bull calves and compensating large frame yearling steers 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 Medium frame heifer calves 0 2 0 4 0 6 0 8 1 0 Large frame heifer calves and compensating medium frame yearling heifers 0 2 1 06 0 4 2 31 0 6 3 63 0 8 5 01 1 0 6 43 1 2 7 88 0 91 1 94 3 02 4 15 5 30 6 47 7 66 8 87 10 10 0 79 1 69 2 64 3 62 4 62 5 64 6 68 7 74 8 80 0 32 0 69 1 07 1 47 1 87 2 29 2 71 3 14 3 56 0 60 1 29 2 02 2 77 3 54 4 32 5 11 5 92 6 74 0 67 1 43 2 23 3 06 3 91 4 77 5 65 6 55 7 45 0 40 0 85 1 33 1 82 2 32 2 84 3 36 3 89 4 43 0 85 1 82 2 83 3 88 4 96 6 06 7 18 8 31 9 46 0 73 1 56 2 44 3 34 4 27 5 21 6 18 7 15 8 13 0 47 1 01 1 57 2 15 2 75 3 36 3 97 4 60 5 23 0 54 1 15 1 80 2 47 3 15 3 85 4 56 5 28 6 00 0 96 2 05 3 20 4 38 5 60 6 84 8 10 9 38 0 43 0 93 1 47 2 03 2 61 3 19 1 21 2 64 4 16 5 74 7 37 9 03 0 90 1 95 3 07 4 24 5 44 6 67 0 81 1 76 2 78 3 83 4 92 5 03 0 53 1 16 1 83 2 62 3 23 3 97 0 98 2 13 3 35 4 63 5 94 7 28 0 63 1 37 2 16 2 98 3 82 4 69 0 72 1 57 2 47 3 41 4 38 5 37 1 14 2 47 3 90 5 38 6 91 8 47 0 92 1 99 3 13 4 32 5 55 0 49 1 05 1 66 2 29 2 94 1 20 2 60 4 10 5 65 7 25 1 01 2 20 3 46 4 78 6 14 0 60 1 31 2 06 2 84 3 65 0 82 1 77 2 79 3 85 4 94 0 71 1 55 2 44 3 36 4 31 1 11 2 40 3 78 5 22 6 70 1 29 2 79 4 40 6 07 7 79 400 350 250 600 200 300 150 550 450 500 545 625 688 743 789 822 590 668 728 780 821 848 450 532 601 664 720 766 399 482 554 621 682 735 343 428 503 575 642 702 499 580 646 704 755 794 675 751 805 849 882 897 715 790 842 883 911 921 633 710 767 815 852 873 627 697 766 828 881 929 967 579 651 722 786 843 895 938 476 552 628 698 762 822 877 421 499 576 650 718 782 842 361 441 522 598 671 740 806 529 603 676 743 804 859 908 805 762 719 867 827 785 930 890 850 980 944 906 988 1021 953 1023 1053 993 1022 1048 1073 Table 2 Protein Requirements of Growing and Finishing Beef Cattle g day Body Weight kg Daily gain kg CP required g day Medium frame steer calves 0 2 0 4 0 6 0 8 1 0 1 2 Large frame steer calves compensating medium frame yearling steers 0 2 673 0 4 742 0 6 809 0 8 867 1 0 918 1 2 961 1 4 995 Medium frame bulls 0 2 0 4 0 6 0 8 1 0 1 2 1 4 Large frame bull calves and compensating large frame yearling steers 0 2 789 705 661 0 4 857 776 733 0 6 923 844 803 0 8 979 905 866 1 0 958 1027 922 1 2 973 1005 1037 1067 1 4 1016 1045 1072 1099 Medium frame heifer calves 0 2 0 4 0 6 0 8 1 0 Large frame heifer calves and compensating medium frame yearling heifers 0 2 672 0 4 747 0 6 796 0 8 833 1 0 854 1 2 844 761 835 893 940 976 1001 1006 638 716 780 835 881 919 941 503 584 655 719 777 828 868 680 757 819 871 914 947 963 721 797 856 906 945 974 985 345 430 509 583 655 722 782 401 485 561 632 698 760 813 355 438 519 597 673 745 815 519 597 672 741 807 868 924 414 494 574 649 721 789 854 454 536 609 677 739 795 841 …
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