A system (105; 400; 500; 600; 700; 1600) for milking dairy livestock having fore legs and hind legs comprising: a ramp (130; 405; 510; 520; 610; 710), which is a rotary milking parlor ramp or a parallel milking parlor ramp (510; 520; 610; 710); livestock stalls (120; 501; 502; 503; 504; 601; 602; 603; 604; 605; 606; 607; 608; 701; 702; 703; 704; 705) positioned along at least part of the ramp (130; 405; 510; 520; 610; 710), wherein each stall (120; 501; 502; 503; 504; 601; 602; 603; 604; 605; 606; 607; 608; 701; 702; 703; 704; 705) is configured to contain one dairy livestock; at least one vertical upright teat cup holder comprising teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104); a mobile unit (140; 441; 442; 443; 444; 445; 446; 447; 415; 540; 541; 542; 543; 544; 545; 546; 641; 642; 643; 644; 741; 742; 743; 744; 1441; 1442; 1443; 1444; 1541; 1542; 1543; 1544; 1641; 1642; 1643; 1644; 1300; 2220) comprising equipment for milking livestock and a processor (310, 474), the mobile unit (140; 441; 442; 443; 444; 445; 446; 447; 415; 540; 541; 542; 543; 544; 545; 546; 641; 642; 643; 644; 741; 742; 743; 744; 1441; 1442; 1443; 1444; 1541; 1542; 1543; 1544; 1641; 1642; 1643; 1644; 1300; 2220) configured to: travel between the fore legs and hind legs of the dairy livestock on the ramp (130; 405; 510; 520; 610; 710); and use the equipment to milk the dairy livestock; wherein the equipment includes an arm (215; 425; 1301) configured to withdraw the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) from the vertical upright teat cup holder and connect them to the dairy livestock and wherein the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) comprise holes in which the teats are positioned, wherein the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) are positioned vertically upright in the teat cup holder, such that the holes in which the teats are positioned face upwards; and wherein the vertical upright teat cup holder comprises at least one flap (1110, 1120) for covering the holes to mechanically hold the vacuum in the teat cups covered by said at least one flap (1110, 1120), such that any two teat cups (621; 622; 623; 624; 631; 632; 633, 634; 1101; 1102; 1103; 1104) can be connected to a main milk line via the same valve. a ramp (130; 405; 510; 520; 610; 710), which is a rotary milking parlor ramp or a parallel milking parlor ramp (510; 520; 610; 710); livestock stalls (120; 501; 502; 503; 504; 601; 602; 603; 604; 605; 606; 607; 608; 701; 702; 703; 704; 705) positioned along at least part of the ramp (130; 405; 510; 520; 610; 710), wherein each stall (120; 501; 502; 503; 504; 601; 602; 603; 604; 605; 606; 607; 608; 701; 702; 703; 704; 705) is configured to contain one dairy livestock; at least one vertical upright teat cup holder comprising teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104); a mobile unit (140; 441; 442; 443; 444; 445; 446; 447; 415; 540; 541; 542; 543; 544; 545; 546; 641; 642; 643; 644; 741; 742; 743; 744; 1441; 1442; 1443; 1444; 1541; 1542; 1543; 1544; 1641; 1642; 1643; 1644; 1300; 2220) comprising equipment for milking livestock and a processor (310, 474), the mobile unit (140; 441; 442; 443; 444; 445; 446; 447; 415; 540; 541; 542; 543; 544; 545; 546; 641; 642; 643; 644; 741; 742; 743; 744; 1441; 1442; 1443; 1444; 1541; 1542; 1543; 1544; 1641; 1642; 1643; 1644; 1300; 2220) configured to: travel between the fore legs and hind legs of the dairy livestock on the ramp (130; 405; 510; 520; 610; 710); and use the equipment to milk the dairy livestock; travel between the fore legs and hind legs of the dairy livestock on the ramp (130; 405; 510; 520; 610; 710); and use the equipment to milk the dairy livestock; wherein the equipment includes an arm (215; 425; 1301) configured to withdraw the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) from the vertical upright teat cup holder and connect them to the dairy livestock and wherein the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) comprise holes in which the teats are positioned, wherein the teat cups (621; 622; 623; 624; 631; 632; 633; 634; 1101; 1102; 1103; 1104) are positioned vertically upright in the teat cup holder, such that the holes in which the teats are positioned face upwards; and wherein the vertical upright teat cup holder comprises at least one flap (1110, 1120) for covering the holes to mechanically hold the vacuum in the teat cups covered by said at least one flap (1110, 1120), such that any two teat cups (621; 622; 623; 624; 631; 632; 633, 634; 1101; 1102; 1103; 1104) can be connected to a main milk line via the same valve.